Home / 10,235,691.12-14,108,412.42-7,256,384.76

Finding the Fourth Proportional to 10,235,691.12, 14,108,412.42 and 7,256,384.76

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Solution

The fourth proportional to 10,235,691.12, 14,108,412.42 and 7,256,384.76 is: 10,001,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235,691.12 : 14,108,412.42 = 7,256,384.76 : x
  2. Step 2: Convert to fraction form
    10,235,691.12/14,108,412.42 = 7,256,384.76/x
  3. Step 3: Cross multiply
    10,235,691.12x = 14,108,412.42 × 7,256,384.76
  4. Step 4: Simplify right side
    10,235,691.12x = 102,376,068,872,282.72
  5. Step 5: Solve for x
    x = 102,376,068,872,282.72/10,235,691.12
  6. Step 6: Final answer
    x = 10,001,871.65

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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.