Home / 71,664,576.16-98,865,928.28-45,545,103.96

Finding the Fourth Proportional to 71,664,576.16, 98,865,928.28 and 45,545,103.96

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Solution

The fourth proportional to 71,664,576.16, 98,865,928.28 and 45,545,103.96 is: 62,832,423.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,664,576.16 : 98,865,928.28 = 45,545,103.96 : x
  2. Step 2: Convert to fraction form
    71,664,576.16/98,865,928.28 = 45,545,103.96/x
  3. Step 3: Cross multiply
    71,664,576.16x = 98,865,928.28 × 45,545,103.96
  4. Step 4: Simplify right side
    71,664,576.16x = 4,502,858,981,614,504
  5. Step 5: Solve for x
    x = 4,502,858,981,614,504/71,664,576.16
  6. Step 6: Final answer
    x = 62,832,423.25

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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.