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Finding the Fourth Proportional to 22,695,719.60, 34,065,697.80 and 11,348,980.40

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Solution

The fourth proportional to 22,695,719.60, 34,065,697.80 and 11,348,980.40 is: 17,034,530.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,695,719.60 : 34,065,697.80 = 11,348,980.40 : x
  2. Step 2: Convert to fraction form
    22,695,719.60/34,065,697.80 = 11,348,980.40/x
  3. Step 3: Cross multiply
    22,695,719.60x = 34,065,697.80 × 11,348,980.40
  4. Step 4: Simplify right side
    22,695,719.60x = 386,610,936,644,523.12
  5. Step 5: Solve for x
    x = 386,610,936,644,523.12/22,695,719.60
  6. Step 6: Final answer
    x = 17,034,530.89

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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.