Home / 51,732,010.49-71,391,897.90-28,211,830.52

Finding the Fourth Proportional to 51,732,010.49, 71,391,897.90 and 28,211,830.52

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Solution

The fourth proportional to 51,732,010.49, 71,391,897.90 and 28,211,830.52 is: 38,933,265.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,732,010.49 : 71,391,897.90 = 28,211,830.52 : x
  2. Step 2: Convert to fraction form
    51,732,010.49/71,391,897.90 = 28,211,830.52/x
  3. Step 3: Cross multiply
    51,732,010.49x = 71,391,897.90 × 28,211,830.52
  4. Step 4: Simplify right side
    51,732,010.49x = 2,014,096,123,698,984.75
  5. Step 5: Solve for x
    x = 2,014,096,123,698,984.75/51,732,010.49
  6. Step 6: Final answer
    x = 38,933,265.98

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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.