Home / 71,006,222.92-97,987,633.69-39,644,752.44

Finding the Fourth Proportional to 71,006,222.92, 97,987,633.69 and 39,644,752.44

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Solution

The fourth proportional to 71,006,222.92, 97,987,633.69 and 39,644,752.44 is: 54,709,225.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,006,222.92 : 97,987,633.69 = 39,644,752.44 : x
  2. Step 2: Convert to fraction form
    71,006,222.92/97,987,633.69 = 39,644,752.44/x
  3. Step 3: Cross multiply
    71,006,222.92x = 97,987,633.69 × 39,644,752.44
  4. Step 4: Simplify right side
    71,006,222.92x = 3,884,695,479,331,515.50
  5. Step 5: Solve for x
    x = 3,884,695,479,331,515.50/71,006,222.92
  6. Step 6: Final answer
    x = 54,709,225.75

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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.