Home / 31,152,078.20-46,728,117.30-17,715,150.20

Finding the Fourth Proportional to 31,152,078.20, 46,728,117.30 and 17,715,150.20

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Solution

The fourth proportional to 31,152,078.20, 46,728,117.30 and 17,715,150.20 is: 26,572,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,152,078.20 : 46,728,117.30 = 17,715,150.20 : x
  2. Step 2: Convert to fraction form
    31,152,078.20/46,728,117.30 = 17,715,150.20/x
  3. Step 3: Cross multiply
    31,152,078.20x = 46,728,117.30 × 17,715,150.20
  4. Step 4: Simplify right side
    31,152,078.20x = 827,795,616,532,718.38
  5. Step 5: Solve for x
    x = 827,795,616,532,718.38/31,152,078.20
  6. Step 6: Final answer
    x = 26,572,725.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.