Home / 28,083,617.20-42,125,425.80-26,404,001.20

Finding the Fourth Proportional to 28,083,617.20, 42,125,425.80 and 26,404,001.20

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Solution

The fourth proportional to 28,083,617.20, 42,125,425.80 and 26,404,001.20 is: 39,606,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,083,617.20 : 42,125,425.80 = 26,404,001.20 : x
  2. Step 2: Convert to fraction form
    28,083,617.20/42,125,425.80 = 26,404,001.20/x
  3. Step 3: Cross multiply
    28,083,617.20x = 42,125,425.80 × 26,404,001.20
  4. Step 4: Simplify right side
    28,083,617.20x = 1,112,279,793,373,710.88
  5. Step 5: Solve for x
    x = 1,112,279,793,373,710.88/28,083,617.20
  6. Step 6: Final answer
    x = 39,606,001.80

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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.