Home / 13,398,233.70-20,097,350.55-7,729,529.70

Finding the Fourth Proportional to 13,398,233.70, 20,097,350.55 and 7,729,529.70

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Solution

The fourth proportional to 13,398,233.70, 20,097,350.55 and 7,729,529.70 is: 11,594,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398,233.70 : 20,097,350.55 = 7,729,529.70 : x
  2. Step 2: Convert to fraction form
    13,398,233.70/20,097,350.55 = 7,729,529.70/x
  3. Step 3: Cross multiply
    13,398,233.70x = 20,097,350.55 × 7,729,529.70
  4. Step 4: Simplify right side
    13,398,233.70x = 155,343,067,967,536.34
  5. Step 5: Solve for x
    x = 155,343,067,967,536.34/13,398,233.70
  6. Step 6: Final answer
    x = 11,594,294.55

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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.