Home / 54,447,746.70-81,648,000.45-18,042,069.90

Finding the Fourth Proportional to 54,447,746.70, 81,648,000.45 and 18,042,069.90

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Solution

The fourth proportional to 54,447,746.70, 81,648,000.45 and 18,042,069.90 is: 27,055,278.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,447,746.70 : 81,648,000.45 = 18,042,069.90 : x
  2. Step 2: Convert to fraction form
    54,447,746.70/81,648,000.45 = 18,042,069.90/x
  3. Step 3: Cross multiply
    54,447,746.70x = 81,648,000.45 × 18,042,069.90
  4. Step 4: Simplify right side
    54,447,746.70x = 1,473,098,931,314,131.50
  5. Step 5: Solve for x
    x = 1,473,098,931,314,131.50/54,447,746.70
  6. Step 6: Final answer
    x = 27,055,278.14

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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.