Home / 16,198,659-22,354,615.98-8,955,781.56

Finding the Fourth Proportional to 16,198,659, 22,354,615.98 and 8,955,781.56

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Solution

The fourth proportional to 16,198,659, 22,354,615.98 and 8,955,781.56 is: 12,359,236.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198,659 : 22,354,615.98 = 8,955,781.56 : x
  2. Step 2: Convert to fraction form
    16,198,659/22,354,615.98 = 8,955,781.56/x
  3. Step 3: Cross multiply
    16,198,659x = 22,354,615.98 × 8,955,781.56
  4. Step 4: Simplify right side
    16,198,659x = 200,203,057,574,565.34
  5. Step 5: Solve for x
    x = 200,203,057,574,565.34/16,198,659
  6. Step 6: Final answer
    x = 12,359,236.50

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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.