Home / 31,968,114.30-47,952,171.45-21,764,447.10

Finding the Fourth Proportional to 31,968,114.30, 47,952,171.45 and 21,764,447.10

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Solution

The fourth proportional to 31,968,114.30, 47,952,171.45 and 21,764,447.10 is: 32,646,670.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,968,114.30 : 47,952,171.45 = 21,764,447.10 : x
  2. Step 2: Convert to fraction form
    31,968,114.30/47,952,171.45 = 21,764,447.10/x
  3. Step 3: Cross multiply
    31,968,114.30x = 47,952,171.45 × 21,764,447.10
  4. Step 4: Simplify right side
    31,968,114.30x = 1,043,652,498,853,655.38
  5. Step 5: Solve for x
    x = 1,043,652,498,853,655.38/31,968,114.30
  6. Step 6: Final answer
    x = 32,646,670.65

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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.