Home / 13,826,177.76-19,074,803.76-8,660,546.40

Finding the Fourth Proportional to 13,826,177.76, 19,074,803.76 and 8,660,546.40

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Solution

The fourth proportional to 13,826,177.76, 19,074,803.76 and 8,660,546.40 is: 11,948,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,177.76 : 19,074,803.76 = 8,660,546.40 : x
  2. Step 2: Convert to fraction form
    13,826,177.76/19,074,803.76 = 8,660,546.40/x
  3. Step 3: Cross multiply
    13,826,177.76x = 19,074,803.76 × 8,660,546.40
  4. Step 4: Simplify right side
    13,826,177.76x = 165,198,223,034,374.50
  5. Step 5: Solve for x
    x = 165,198,223,034,374.50/13,826,177.76
  6. Step 6: Final answer
    x = 11,948,220.68

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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.