Home / 10,200,951.20-15,301,426.80-9,616,366.10

Finding the Fourth Proportional to 10,200,951.20, 15,301,426.80 and 9,616,366.10

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Solution

The fourth proportional to 10,200,951.20, 15,301,426.80 and 9,616,366.10 is: 14,424,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200,951.20 : 15,301,426.80 = 9,616,366.10 : x
  2. Step 2: Convert to fraction form
    10,200,951.20/15,301,426.80 = 9,616,366.10/x
  3. Step 3: Cross multiply
    10,200,951.20x = 15,301,426.80 × 9,616,366.10
  4. Step 4: Simplify right side
    10,200,951.20x = 147,144,121,961,151.47
  5. Step 5: Solve for x
    x = 147,144,121,961,151.47/10,200,951.20
  6. Step 6: Final answer
    x = 14,424,549.15

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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.