Home / 66,021,248.30-99,036,246.45-17,498,425.10

Finding the Fourth Proportional to 66,021,248.30, 99,036,246.45 and 17,498,425.10

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Solution

The fourth proportional to 66,021,248.30, 99,036,246.45 and 17,498,425.10 is: 26,248,796.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,021,248.30 : 99,036,246.45 = 17,498,425.10 : x
  2. Step 2: Convert to fraction form
    66,021,248.30/99,036,246.45 = 17,498,425.10/x
  3. Step 3: Cross multiply
    66,021,248.30x = 99,036,246.45 × 17,498,425.10
  4. Step 4: Simplify right side
    66,021,248.30x = 1,732,978,340,690,466
  5. Step 5: Solve for x
    x = 1,732,978,340,690,466/66,021,248.30
  6. Step 6: Final answer
    x = 26,248,796.95

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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.