Home / 25,023,989.40-37,488,744.90-12,852,022.20

Finding the Fourth Proportional to 25,023,989.40, 37,488,744.90 and 12,852,022.20

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Solution

The fourth proportional to 25,023,989.40, 37,488,744.90 and 12,852,022.20 is: 19,253,771.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,023,989.40 : 37,488,744.90 = 12,852,022.20 : x
  2. Step 2: Convert to fraction form
    25,023,989.40/37,488,744.90 = 12,852,022.20/x
  3. Step 3: Cross multiply
    25,023,989.40x = 37,488,744.90 × 12,852,022.20
  4. Step 4: Simplify right side
    25,023,989.40x = 481,806,181,704,936.75
  5. Step 5: Solve for x
    x = 481,806,181,704,936.75/25,023,989.40
  6. Step 6: Final answer
    x = 19,253,771.81

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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.