Home / 28,376,032.80-42,564,049.20-17,038,624.80

Finding the Fourth Proportional to 28,376,032.80, 42,564,049.20 and 17,038,624.80

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Solution

The fourth proportional to 28,376,032.80, 42,564,049.20 and 17,038,624.80 is: 25,557,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376,032.80 : 42,564,049.20 = 17,038,624.80 : x
  2. Step 2: Convert to fraction form
    28,376,032.80/42,564,049.20 = 17,038,624.80/x
  3. Step 3: Cross multiply
    28,376,032.80x = 42,564,049.20 × 17,038,624.80
  4. Step 4: Simplify right side
    28,376,032.80x = 725,232,864,287,540.25
  5. Step 5: Solve for x
    x = 725,232,864,287,540.25/28,376,032.80
  6. Step 6: Final answer
    x = 25,557,937.20

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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.