Home / 54,344,354.70-81,492,912.45-17,938,677.90

Finding the Fourth Proportional to 54,344,354.70, 81,492,912.45 and 17,938,677.90

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Solution

The fourth proportional to 54,344,354.70, 81,492,912.45 and 17,938,677.90 is: 26,900,220.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,344,354.70 : 81,492,912.45 = 17,938,677.90 : x
  2. Step 2: Convert to fraction form
    54,344,354.70/81,492,912.45 = 17,938,677.90/x
  3. Step 3: Cross multiply
    54,344,354.70x = 81,492,912.45 × 17,938,677.90
  4. Step 4: Simplify right side
    54,344,354.70x = 1,461,875,107,573,449.75
  5. Step 5: Solve for x
    x = 1,461,875,107,573,449.75/54,344,354.70
  6. Step 6: Final answer
    x = 26,900,220.19

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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.