Home / 54,003,432.25-74,500,987.68-31,665,016.14

Finding the Fourth Proportional to 54,003,432.25, 74,500,987.68 and 31,665,016.14

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Solution

The fourth proportional to 54,003,432.25, 74,500,987.68 and 31,665,016.14 is: 43,683,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,003,432.25 : 74,500,987.68 = 31,665,016.14 : x
  2. Step 2: Convert to fraction form
    54,003,432.25/74,500,987.68 = 31,665,016.14/x
  3. Step 3: Cross multiply
    54,003,432.25x = 74,500,987.68 × 31,665,016.14
  4. Step 4: Simplify right side
    54,003,432.25x = 2,359,074,977,333,141.50
  5. Step 5: Solve for x
    x = 2,359,074,977,333,141.50/54,003,432.25
  6. Step 6: Final answer
    x = 43,683,797.10

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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.