Home / 28,304,180.91-42,448,061.52-11,028,528.45

Finding the Fourth Proportional to 28,304,180.91, 42,448,061.52 and 11,028,528.45

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Solution

The fourth proportional to 28,304,180.91, 42,448,061.52 and 11,028,528.45 is: 16,539,593.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,304,180.91 : 42,448,061.52 = 11,028,528.45 : x
  2. Step 2: Convert to fraction form
    28,304,180.91/42,448,061.52 = 11,028,528.45/x
  3. Step 3: Cross multiply
    28,304,180.91x = 42,448,061.52 × 11,028,528.45
  4. Step 4: Simplify right side
    28,304,180.91x = 468,139,654,120,670.25
  5. Step 5: Solve for x
    x = 468,139,654,120,670.25/28,304,180.91
  6. Step 6: Final answer
    x = 16,539,593.77

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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.