Home / 54,367,436.30-81,551,154.45-30,180,965.90

Finding the Fourth Proportional to 54,367,436.30, 81,551,154.45 and 30,180,965.90

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Solution

The fourth proportional to 54,367,436.30, 81,551,154.45 and 30,180,965.90 is: 45,271,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367,436.30 : 81,551,154.45 = 30,180,965.90 : x
  2. Step 2: Convert to fraction form
    54,367,436.30/81,551,154.45 = 30,180,965.90/x
  3. Step 3: Cross multiply
    54,367,436.30x = 81,551,154.45 × 30,180,965.90
  4. Step 4: Simplify right side
    54,367,436.30x = 2,461,292,611,561,083
  5. Step 5: Solve for x
    x = 2,461,292,611,561,083/54,367,436.30
  6. Step 6: Final answer
    x = 45,271,448.85

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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.