Home / 51,732,010.10-71,391,897.38-28,211,830.13

Finding the Fourth Proportional to 51,732,010.10, 71,391,897.38 and 28,211,830.13

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Solution

The fourth proportional to 51,732,010.10, 71,391,897.38 and 28,211,830.13 is: 38,933,265.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,732,010.10 : 71,391,897.38 = 28,211,830.13 : x
  2. Step 2: Convert to fraction form
    51,732,010.10/71,391,897.38 = 28,211,830.13/x
  3. Step 3: Cross multiply
    51,732,010.10x = 71,391,897.38 × 28,211,830.13
  4. Step 4: Simplify right side
    51,732,010.10x = 2,014,096,081,791,961.25
  5. Step 5: Solve for x
    x = 2,014,096,081,791,961.25/51,732,010.10
  6. Step 6: Final answer
    x = 38,933,265.45

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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.