Home / 28,132,965.30-42,175,828.35-14,669,793.30

Finding the Fourth Proportional to 28,132,965.30, 42,175,828.35 and 14,669,793.30

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Solution

The fourth proportional to 28,132,965.30, 42,175,828.35 and 14,669,793.30 is: 21,992,373.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,132,965.30 : 42,175,828.35 = 14,669,793.30 : x
  2. Step 2: Convert to fraction form
    28,132,965.30/42,175,828.35 = 14,669,793.30/x
  3. Step 3: Cross multiply
    28,132,965.30x = 42,175,828.35 × 14,669,793.30
  4. Step 4: Simplify right side
    28,132,965.30x = 618,710,684,150,780.12
  5. Step 5: Solve for x
    x = 618,710,684,150,780.12/28,132,965.30
  6. Step 6: Final answer
    x = 21,992,373.63

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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.