Home / 15,757,066.64-21,746,423.72-9,236,174.85

Finding the Fourth Proportional to 15,757,066.64, 21,746,423.72 and 9,236,174.85

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Solution

The fourth proportional to 15,757,066.64, 21,746,423.72 and 9,236,174.85 is: 12,746,901.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,757,066.64 : 21,746,423.72 = 9,236,174.85 : x
  2. Step 2: Convert to fraction form
    15,757,066.64/21,746,423.72 = 9,236,174.85/x
  3. Step 3: Cross multiply
    15,757,066.64x = 21,746,423.72 × 9,236,174.85
  4. Step 4: Simplify right side
    15,757,066.64x = 200,853,771,811,253.62
  5. Step 5: Solve for x
    x = 200,853,771,811,253.62/15,757,066.64
  6. Step 6: Final answer
    x = 12,746,901.21

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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.