Home / 12,059,017.60-18,082,996.80-5,323,964.80

Finding the Fourth Proportional to 12,059,017.60, 18,082,996.80 and 5,323,964.80

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Solution

The fourth proportional to 12,059,017.60, 18,082,996.80 and 5,323,964.80 is: 7,983,505.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059,017.60 : 18,082,996.80 = 5,323,964.80 : x
  2. Step 2: Convert to fraction form
    12,059,017.60/18,082,996.80 = 5,323,964.80/x
  3. Step 3: Cross multiply
    12,059,017.60x = 18,082,996.80 × 5,323,964.80
  4. Step 4: Simplify right side
    12,059,017.60x = 96,273,238,441,712.64
  5. Step 5: Solve for x
    x = 96,273,238,441,712.64/12,059,017.60
  6. Step 6: Final answer
    x = 7,983,505.92

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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.