Home / 89,520,403.50-134,280,605.52-28,936,129.50

Finding the Fourth Proportional to 89,520,403.50, 134,280,605.52 and 28,936,129.50

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Solution

The fourth proportional to 89,520,403.50, 134,280,605.52 and 28,936,129.50 is: 43,404,194.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,520,403.50 : 134,280,605.52 = 28,936,129.50 : x
  2. Step 2: Convert to fraction form
    89,520,403.50/134,280,605.52 = 28,936,129.50/x
  3. Step 3: Cross multiply
    89,520,403.50x = 134,280,605.52 × 28,936,129.50
  4. Step 4: Simplify right side
    89,520,403.50x = 3,885,560,990,665,135
  5. Step 5: Solve for x
    x = 3,885,560,990,665,135/89,520,403.50
  6. Step 6: Final answer
    x = 43,404,194.34

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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.