Home / 31,152,007.20-46,728,010.80-17,715,079.20

Finding the Fourth Proportional to 31,152,007.20, 46,728,010.80 and 17,715,079.20

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Solution

The fourth proportional to 31,152,007.20, 46,728,010.80 and 17,715,079.20 is: 26,572,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,152,007.20 : 46,728,010.80 = 17,715,079.20 : x
  2. Step 2: Convert to fraction form
    31,152,007.20/46,728,010.80 = 17,715,079.20/x
  3. Step 3: Cross multiply
    31,152,007.20x = 46,728,010.80 × 17,715,079.20
  4. Step 4: Simplify right side
    31,152,007.20x = 827,790,412,180,455.25
  5. Step 5: Solve for x
    x = 827,790,412,180,455.25/31,152,007.20
  6. Step 6: Final answer
    x = 26,572,618.80

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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.