Home / 9,792,000.20-14,688,000.30-9,418,752.20

Finding the Fourth Proportional to 9,792,000.20, 14,688,000.30 and 9,418,752.20

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Solution

The fourth proportional to 9,792,000.20, 14,688,000.30 and 9,418,752.20 is: 14,128,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792,000.20 : 14,688,000.30 = 9,418,752.20 : x
  2. Step 2: Convert to fraction form
    9,792,000.20/14,688,000.30 = 9,418,752.20/x
  3. Step 3: Cross multiply
    9,792,000.20x = 14,688,000.30 × 9,418,752.20
  4. Step 4: Simplify right side
    9,792,000.20x = 138,342,635,139,225.66
  5. Step 5: Solve for x
    x = 138,342,635,139,225.66/9,792,000.20
  6. Step 6: Final answer
    x = 14,128,128.30

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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.