Home / 42,382,872.68-63,583,785.84-15,456,528.68

Finding the Fourth Proportional to 42,382,872.68, 63,583,785.84 and 15,456,528.68

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Solution

The fourth proportional to 42,382,872.68, 63,583,785.84 and 15,456,528.68 is: 23,188,249.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,382,872.68 : 63,583,785.84 = 15,456,528.68 : x
  2. Step 2: Convert to fraction form
    42,382,872.68/63,583,785.84 = 15,456,528.68/x
  3. Step 3: Cross multiply
    42,382,872.68x = 63,583,785.84 × 15,456,528.68
  4. Step 4: Simplify right side
    42,382,872.68x = 982,784,609,418,937.88
  5. Step 5: Solve for x
    x = 982,784,609,418,937.88/42,382,872.68
  6. Step 6: Final answer
    x = 23,188,249.10

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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.