Home / 21,412,068.62-32,118,148.65-15,050,785.82

Finding the Fourth Proportional to 21,412,068.62, 32,118,148.65 and 15,050,785.82

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Solution

The fourth proportional to 21,412,068.62, 32,118,148.65 and 15,050,785.82 is: 22,576,210.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,412,068.62 : 32,118,148.65 = 15,050,785.82 : x
  2. Step 2: Convert to fraction form
    21,412,068.62/32,118,148.65 = 15,050,785.82/x
  3. Step 3: Cross multiply
    21,412,068.62x = 32,118,148.65 × 15,050,785.82
  4. Step 4: Simplify right side
    21,412,068.62x = 483,403,376,266,072.12
  5. Step 5: Solve for x
    x = 483,403,376,266,072.12/21,412,068.62
  6. Step 6: Final answer
    x = 22,576,210.87

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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.