Home / 18,125,033.76-25,013,255.76-9,977,029.92

Finding the Fourth Proportional to 18,125,033.76, 25,013,255.76 and 9,977,029.92

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Solution

The fourth proportional to 18,125,033.76, 25,013,255.76 and 9,977,029.92 is: 13,768,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125,033.76 : 25,013,255.76 = 9,977,029.92 : x
  2. Step 2: Convert to fraction form
    18,125,033.76/25,013,255.76 = 9,977,029.92/x
  3. Step 3: Cross multiply
    18,125,033.76x = 25,013,255.76 × 9,977,029.92
  4. Step 4: Simplify right side
    18,125,033.76x = 249,558,001,114,132.34
  5. Step 5: Solve for x
    x = 249,558,001,114,132.34/18,125,033.76
  6. Step 6: Final answer
    x = 13,768,691.66

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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.