Home / 40,890,126.60-61,252,521.30-25,490,147.40

Finding the Fourth Proportional to 40,890,126.60, 61,252,521.30 and 25,490,147.40

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Solution

The fourth proportional to 40,890,126.60, 61,252,521.30 and 25,490,147.40 is: 38,183,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,890,126.60 : 61,252,521.30 = 25,490,147.40 : x
  2. Step 2: Convert to fraction form
    40,890,126.60/61,252,521.30 = 25,490,147.40/x
  3. Step 3: Cross multiply
    40,890,126.60x = 61,252,521.30 × 25,490,147.40
  4. Step 4: Simplify right side
    40,890,126.60x = 1,561,335,796,558,639.50
  5. Step 5: Solve for x
    x = 1,561,335,796,558,639.50/40,890,126.60
  6. Step 6: Final answer
    x = 38,183,687.03

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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.