Home / 8,614,892.10-12,922,338.15-5,426,246.10

Finding the Fourth Proportional to 8,614,892.10, 12,922,338.15 and 5,426,246.10

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Solution

The fourth proportional to 8,614,892.10, 12,922,338.15 and 5,426,246.10 is: 8,139,369.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614,892.10 : 12,922,338.15 = 5,426,246.10 : x
  2. Step 2: Convert to fraction form
    8,614,892.10/12,922,338.15 = 5,426,246.10/x
  3. Step 3: Cross multiply
    8,614,892.10x = 12,922,338.15 × 5,426,246.10
  4. Step 4: Simplify right side
    8,614,892.10x = 70,119,786,989,318.71
  5. Step 5: Solve for x
    x = 70,119,786,989,318.71/8,614,892.10
  6. Step 6: Final answer
    x = 8,139,369.15

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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.