Home / 9,387,406.92-12,952,401.54-5,313,025.80

Finding the Fourth Proportional to 9,387,406.92, 12,952,401.54 and 5,313,025.80

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Solution

The fourth proportional to 9,387,406.92, 12,952,401.54 and 5,313,025.80 is: 7,330,719.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387,406.92 : 12,952,401.54 = 5,313,025.80 : x
  2. Step 2: Convert to fraction form
    9,387,406.92/12,952,401.54 = 5,313,025.80/x
  3. Step 3: Cross multiply
    9,387,406.92x = 12,952,401.54 × 5,313,025.80
  4. Step 4: Simplify right side
    9,387,406.92x = 68,816,443,553,979.73
  5. Step 5: Solve for x
    x = 68,816,443,553,979.73/9,387,406.92
  6. Step 6: Final answer
    x = 7,330,719.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.