Home / 57,843,159.78-79,825,029.18-31,737,670.69

Finding the Fourth Proportional to 57,843,159.78, 79,825,029.18 and 31,737,670.69

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Solution

The fourth proportional to 57,843,159.78, 79,825,029.18 and 31,737,670.69 is: 43,798,791.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,843,159.78 : 79,825,029.18 = 31,737,670.69 : x
  2. Step 2: Convert to fraction form
    57,843,159.78/79,825,029.18 = 31,737,670.69/x
  3. Step 3: Cross multiply
    57,843,159.78x = 79,825,029.18 × 31,737,670.69
  4. Step 4: Simplify right side
    57,843,159.78x = 2,533,460,488,535,355.50
  5. Step 5: Solve for x
    x = 2,533,460,488,535,355.50/57,843,159.78
  6. Step 6: Final answer
    x = 43,798,791.39

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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.