Home / 69,914,809.32-96,488,181.18-38,558,991.12

Finding the Fourth Proportional to 69,914,809.32, 96,488,181.18 and 38,558,991.12

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Solution

The fourth proportional to 69,914,809.32, 96,488,181.18 and 38,558,991.12 is: 53,214,575.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,914,809.32 : 96,488,181.18 = 38,558,991.12 : x
  2. Step 2: Convert to fraction form
    69,914,809.32/96,488,181.18 = 38,558,991.12/x
  3. Step 3: Cross multiply
    69,914,809.32x = 96,488,181.18 × 38,558,991.12
  4. Step 4: Simplify right side
    69,914,809.32x = 3,720,486,921,304,571
  5. Step 5: Solve for x
    x = 3,720,486,921,304,571/69,914,809.32
  6. Step 6: Final answer
    x = 53,214,575.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.