Home / 8,989,194.12-13,493,386.68-3,874,148.32

Finding the Fourth Proportional to 8,989,194.12, 13,493,386.68 and 3,874,148.32

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Solution

The fourth proportional to 8,989,194.12, 13,493,386.68 and 3,874,148.32 is: 5,815,357.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,194.12 : 13,493,386.68 = 3,874,148.32 : x
  2. Step 2: Convert to fraction form
    8,989,194.12/13,493,386.68 = 3,874,148.32/x
  3. Step 3: Cross multiply
    8,989,194.12x = 13,493,386.68 × 3,874,148.32
  4. Step 4: Simplify right side
    8,989,194.12x = 52,275,381,337,432.38
  5. Step 5: Solve for x
    x = 52,275,381,337,432.38/8,989,194.12
  6. Step 6: Final answer
    x = 5,815,357.93

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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.