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Finding the Fourth Proportional to 32,662,959.64, 45,074,526.60 and 17,978,311.96

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Solution

The fourth proportional to 32,662,959.64, 45,074,526.60 and 17,978,311.96 is: 24,809,873.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,662,959.64 : 45,074,526.60 = 17,978,311.96 : x
  2. Step 2: Convert to fraction form
    32,662,959.64/45,074,526.60 = 17,978,311.96/x
  3. Step 3: Cross multiply
    32,662,959.64x = 45,074,526.60 × 17,978,311.96
  4. Step 4: Simplify right side
    32,662,959.64x = 810,363,900,618,850.38
  5. Step 5: Solve for x
    x = 810,363,900,618,850.38/32,662,959.64
  6. Step 6: Final answer
    x = 24,809,873.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.