Home / 64,316,694.80-96,454,309.44-21,175,626.62

Finding the Fourth Proportional to 64,316,694.80, 96,454,309.44 and 21,175,626.62

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Solution

The fourth proportional to 64,316,694.80, 96,454,309.44 and 21,175,626.62 is: 31,756,613.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,316,694.80 : 96,454,309.44 = 21,175,626.62 : x
  2. Step 2: Convert to fraction form
    64,316,694.80/96,454,309.44 = 21,175,626.62/x
  3. Step 3: Cross multiply
    64,316,694.80x = 96,454,309.44 × 21,175,626.62
  4. Step 4: Simplify right side
    64,316,694.80x = 2,042,480,442,591,381.25
  5. Step 5: Solve for x
    x = 2,042,480,442,591,381.25/64,316,694.80
  6. Step 6: Final answer
    x = 31,756,613.88

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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.