Home / 42,421,002.45-63,631,097.09-25,136,761.57

Finding the Fourth Proportional to 42,421,002.45, 63,631,097.09 and 25,136,761.57

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Solution

The fourth proportional to 42,421,002.45, 63,631,097.09 and 25,136,761.57 is: 37,704,901.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,421,002.45 : 63,631,097.09 = 25,136,761.57 : x
  2. Step 2: Convert to fraction form
    42,421,002.45/63,631,097.09 = 25,136,761.57/x
  3. Step 3: Cross multiply
    42,421,002.45x = 63,631,097.09 × 25,136,761.57
  4. Step 4: Simplify right side
    42,421,002.45x = 1,599,479,715,798,352
  5. Step 5: Solve for x
    x = 1,599,479,715,798,352/42,421,002.45
  6. Step 6: Final answer
    x = 37,704,901.43

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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.