Home / 11,127,790.70-16,691,686.05-10,118,052.80

Finding the Fourth Proportional to 11,127,790.70, 16,691,686.05 and 10,118,052.80

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Solution

The fourth proportional to 11,127,790.70, 16,691,686.05 and 10,118,052.80 is: 15,177,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127,790.70 : 16,691,686.05 = 10,118,052.80 : x
  2. Step 2: Convert to fraction form
    11,127,790.70/16,691,686.05 = 10,118,052.80/x
  3. Step 3: Cross multiply
    11,127,790.70x = 16,691,686.05 × 10,118,052.80
  4. Step 4: Simplify right side
    11,127,790.70x = 168,887,360,774,923.47
  5. Step 5: Solve for x
    x = 168,887,360,774,923.47/11,127,790.70
  6. Step 6: Final answer
    x = 15,177,079.20

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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.