Home / 52,087,222.72-78,130,793.07-15,695,613.49

Finding the Fourth Proportional to 52,087,222.72, 78,130,793.07 and 15,695,613.49

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Solution

The fourth proportional to 52,087,222.72, 78,130,793.07 and 15,695,613.49 is: 23,543,407.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,087,222.72 : 78,130,793.07 = 15,695,613.49 : x
  2. Step 2: Convert to fraction form
    52,087,222.72/78,130,793.07 = 15,695,613.49/x
  3. Step 3: Cross multiply
    52,087,222.72x = 78,130,793.07 × 15,695,613.49
  4. Step 4: Simplify right side
    52,087,222.72x = 1,226,310,729,600,907
  5. Step 5: Solve for x
    x = 1,226,310,729,600,907/52,087,222.72
  6. Step 6: Final answer
    x = 23,543,407.88

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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.