Home / 68,125,268.96-93,998,837.04-39,146,294.24

Finding the Fourth Proportional to 68,125,268.96, 93,998,837.04 and 39,146,294.24

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Solution

The fourth proportional to 68,125,268.96, 93,998,837.04 and 39,146,294.24 is: 54,013,821.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,125,268.96 : 93,998,837.04 = 39,146,294.24 : x
  2. Step 2: Convert to fraction form
    68,125,268.96/93,998,837.04 = 39,146,294.24/x
  3. Step 3: Cross multiply
    68,125,268.96x = 93,998,837.04 × 39,146,294.24
  4. Step 4: Simplify right side
    68,125,268.96x = 3,679,706,132,985,651
  5. Step 5: Solve for x
    x = 3,679,706,132,985,651/68,125,268.96
  6. Step 6: Final answer
    x = 54,013,821.73

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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.