Home / 9,792,001.70-14,688,002.55-8,700,251.30

Finding the Fourth Proportional to 9,792,001.70, 14,688,002.55 and 8,700,251.30

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Solution

The fourth proportional to 9,792,001.70, 14,688,002.55 and 8,700,251.30 is: 13,050,376.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792,001.70 : 14,688,002.55 = 8,700,251.30 : x
  2. Step 2: Convert to fraction form
    9,792,001.70/14,688,002.55 = 8,700,251.30/x
  3. Step 3: Cross multiply
    9,792,001.70x = 14,688,002.55 × 8,700,251.30
  4. Step 4: Simplify right side
    9,792,001.70x = 127,789,313,280,040.83
  5. Step 5: Solve for x
    x = 127,789,313,280,040.83/9,792,001.70
  6. Step 6: Final answer
    x = 13,050,376.95

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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.