Home / 25,666,575.40-38,499,863.10-8,621,583.40

Finding the Fourth Proportional to 25,666,575.40, 38,499,863.10 and 8,621,583.40

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Solution

The fourth proportional to 25,666,575.40, 38,499,863.10 and 8,621,583.40 is: 12,932,375.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,666,575.40 : 38,499,863.10 = 8,621,583.40 : x
  2. Step 2: Convert to fraction form
    25,666,575.40/38,499,863.10 = 8,621,583.40/x
  3. Step 3: Cross multiply
    25,666,575.40x = 38,499,863.10 × 8,621,583.40
  4. Step 4: Simplify right side
    25,666,575.40x = 331,929,780,605,232.56
  5. Step 5: Solve for x
    x = 331,929,780,605,232.56/25,666,575.40
  6. Step 6: Final answer
    x = 12,932,375.10

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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.