Home / 32,730,691.68-45,165,271.14-18,978,165

Finding the Fourth Proportional to 32,730,691.68, 45,165,271.14 and 18,978,165

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Solution

The fourth proportional to 32,730,691.68, 45,165,271.14 and 18,978,165 is: 26,188,079.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,730,691.68 : 45,165,271.14 = 18,978,165 : x
  2. Step 2: Convert to fraction form
    32,730,691.68/45,165,271.14 = 18,978,165/x
  3. Step 3: Cross multiply
    32,730,691.68x = 45,165,271.14 × 18,978,165
  4. Step 4: Simplify right side
    32,730,691.68x = 857,153,967,964,658.12
  5. Step 5: Solve for x
    x = 857,153,967,964,658.12/32,730,691.68
  6. Step 6: Final answer
    x = 26,188,079.87

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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.