Home / 89,684,297.15-134,526,447.54-21,526,988.90

Finding the Fourth Proportional to 89,684,297.15, 134,526,447.54 and 21,526,988.90

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Solution

The fourth proportional to 89,684,297.15, 134,526,447.54 and 21,526,988.90 is: 32,290,483.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,684,297.15 : 134,526,447.54 = 21,526,988.90 : x
  2. Step 2: Convert to fraction form
    89,684,297.15/134,526,447.54 = 21,526,988.90/x
  3. Step 3: Cross multiply
    89,684,297.15x = 134,526,447.54 × 21,526,988.90
  4. Step 4: Simplify right side
    89,684,297.15x = 2,895,949,342,277,380
  5. Step 5: Solve for x
    x = 2,895,949,342,277,380/89,684,297.15
  6. Step 6: Final answer
    x = 32,290,483.78

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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.