Home / 13,589,177.76-18,753,065.42-7,477,606.26

Finding the Fourth Proportional to 13,589,177.76, 18,753,065.42 and 7,477,606.26

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Solution

The fourth proportional to 13,589,177.76, 18,753,065.42 and 7,477,606.26 is: 10,319,096.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,589,177.76 : 18,753,065.42 = 7,477,606.26 : x
  2. Step 2: Convert to fraction form
    13,589,177.76/18,753,065.42 = 7,477,606.26/x
  3. Step 3: Cross multiply
    13,589,177.76x = 18,753,065.42 × 7,477,606.26
  4. Step 4: Simplify right side
    13,589,177.76x = 140,228,039,341,393.48
  5. Step 5: Solve for x
    x = 140,228,039,341,393.48/13,589,177.76
  6. Step 6: Final answer
    x = 10,319,096.70

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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.