Home / 18,528,001.70-27,792,002.55-6,561,947.30

Finding the Fourth Proportional to 18,528,001.70, 27,792,002.55 and 6,561,947.30

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Solution

The fourth proportional to 18,528,001.70, 27,792,002.55 and 6,561,947.30 is: 9,842,920.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528,001.70 : 27,792,002.55 = 6,561,947.30 : x
  2. Step 2: Convert to fraction form
    18,528,001.70/27,792,002.55 = 6,561,947.30/x
  3. Step 3: Cross multiply
    18,528,001.70x = 27,792,002.55 × 6,561,947.30
  4. Step 4: Simplify right side
    18,528,001.70x = 182,369,656,094,565.62
  5. Step 5: Solve for x
    x = 182,369,656,094,565.62/18,528,001.70
  6. Step 6: Final answer
    x = 9,842,920.95

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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.