Home / 13,187,147.13-19,764,777.06-6,793,911.90

Finding the Fourth Proportional to 13,187,147.13, 19,764,777.06 and 6,793,911.90

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Solution

The fourth proportional to 13,187,147.13, 19,764,777.06 and 6,793,911.90 is: 10,182,653.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,187,147.13 : 19,764,777.06 = 6,793,911.90 : x
  2. Step 2: Convert to fraction form
    13,187,147.13/19,764,777.06 = 6,793,911.90/x
  3. Step 3: Cross multiply
    13,187,147.13x = 19,764,777.06 × 6,793,911.90
  4. Step 4: Simplify right side
    13,187,147.13x = 134,280,154,068,781.02
  5. Step 5: Solve for x
    x = 134,280,154,068,781.02/13,187,147.13
  6. Step 6: Final answer
    x = 10,182,653.82

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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.