Home / 76,287,136.68-105,275,516.76-41,479,834.26

Finding the Fourth Proportional to 76,287,136.68, 105,275,516.76 and 41,479,834.26

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Solution

The fourth proportional to 76,287,136.68, 105,275,516.76 and 41,479,834.26 is: 57,241,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,287,136.68 : 105,275,516.76 = 41,479,834.26 : x
  2. Step 2: Convert to fraction form
    76,287,136.68/105,275,516.76 = 41,479,834.26/x
  3. Step 3: Cross multiply
    76,287,136.68x = 105,275,516.76 × 41,479,834.26
  4. Step 4: Simplify right side
    76,287,136.68x = 4,366,810,986,840,652
  5. Step 5: Solve for x
    x = 4,366,810,986,840,652/76,287,136.68
  6. Step 6: Final answer
    x = 57,241,773.34

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Double scale
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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.