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Finding the Fourth Proportional to 16,798,425.60, 25,134,652.80 and 15,286,771.20

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Solution

The fourth proportional to 16,798,425.60, 25,134,652.80 and 15,286,771.20 is: 22,872,839.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798,425.60 : 25,134,652.80 = 15,286,771.20 : x
  2. Step 2: Convert to fraction form
    16,798,425.60/25,134,652.80 = 15,286,771.20/x
  3. Step 3: Cross multiply
    16,798,425.60x = 25,134,652.80 × 15,286,771.20
  4. Step 4: Simplify right side
    16,798,425.60x = 384,227,686,545,039.38
  5. Step 5: Solve for x
    x = 384,227,686,545,039.38/16,798,425.60
  6. Step 6: Final answer
    x = 22,872,839.14

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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.