Home / 28,061,878.20-42,092,817.30-17,244,101.40

Finding the Fourth Proportional to 28,061,878.20, 42,092,817.30 and 17,244,101.40

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Solution

The fourth proportional to 28,061,878.20, 42,092,817.30 and 17,244,101.40 is: 25,866,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,061,878.20 : 42,092,817.30 = 17,244,101.40 : x
  2. Step 2: Convert to fraction form
    28,061,878.20/42,092,817.30 = 17,244,101.40/x
  3. Step 3: Cross multiply
    28,061,878.20x = 42,092,817.30 × 17,244,101.40
  4. Step 4: Simplify right side
    28,061,878.20x = 725,852,809,732,874.12
  5. Step 5: Solve for x
    x = 725,852,809,732,874.12/28,061,878.20
  6. Step 6: Final answer
    x = 25,866,152.10

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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.