Home / 71,886,166.39-107,829,242.73-17,298,758.47

Finding the Fourth Proportional to 71,886,166.39, 107,829,242.73 and 17,298,758.47

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Solution

The fourth proportional to 71,886,166.39, 107,829,242.73 and 17,298,758.47 is: 25,948,136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,886,166.39 : 107,829,242.73 = 17,298,758.47 : x
  2. Step 2: Convert to fraction form
    71,886,166.39/107,829,242.73 = 17,298,758.47/x
  3. Step 3: Cross multiply
    71,886,166.39x = 107,829,242.73 × 17,298,758.47
  4. Step 4: Simplify right side
    71,886,166.39x = 1,865,312,025,989,273.25
  5. Step 5: Solve for x
    x = 1,865,312,025,989,273.25/71,886,166.39
  6. Step 6: Final answer
    x = 25,948,136.06

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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.