Home / 14,342,233.32-19,791,706.10-7,815,723.68

Finding the Fourth Proportional to 14,342,233.32, 19,791,706.10 and 7,815,723.68

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Solution

The fourth proportional to 14,342,233.32, 19,791,706.10 and 7,815,723.68 is: 10,785,384.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,233.32 : 19,791,706.10 = 7,815,723.68 : x
  2. Step 2: Convert to fraction form
    14,342,233.32/19,791,706.10 = 7,815,723.68/x
  3. Step 3: Cross multiply
    14,342,233.32x = 19,791,706.10 × 7,815,723.68
  4. Step 4: Simplify right side
    14,342,233.32x = 154,686,505,895,333.28
  5. Step 5: Solve for x
    x = 154,686,505,895,333.28/14,342,233.32
  6. Step 6: Final answer
    x = 10,785,384.85

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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.