Home / 54,304,611.60-81,435,266.10-17,902,871.40

Finding the Fourth Proportional to 54,304,611.60, 81,435,266.10 and 17,902,871.40

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Solution

The fourth proportional to 54,304,611.60, 81,435,266.10 and 17,902,871.40 is: 26,847,169.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,304,611.60 : 81,435,266.10 = 17,902,871.40 : x
  2. Step 2: Convert to fraction form
    54,304,611.60/81,435,266.10 = 17,902,871.40/x
  3. Step 3: Cross multiply
    54,304,611.60x = 81,435,266.10 × 17,902,871.40
  4. Step 4: Simplify right side
    54,304,611.60x = 1,457,925,096,413,079.25
  5. Step 5: Solve for x
    x = 1,457,925,096,413,079.25/54,304,611.60
  6. Step 6: Final answer
    x = 26,847,169.21

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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.