Home / 7,805,343.24-11,708,015.04-5,145,329.16

Finding the Fourth Proportional to 7,805,343.24, 11,708,015.04 and 5,145,329.16

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Solution

The fourth proportional to 7,805,343.24, 11,708,015.04 and 5,145,329.16 is: 7,717,993.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,805,343.24 : 11,708,015.04 = 5,145,329.16 : x
  2. Step 2: Convert to fraction form
    7,805,343.24/11,708,015.04 = 5,145,329.16/x
  3. Step 3: Cross multiply
    7,805,343.24x = 11,708,015.04 × 5,145,329.16
  4. Step 4: Simplify right side
    7,805,343.24x = 60,241,591,191,030.56
  5. Step 5: Solve for x
    x = 60,241,591,191,030.56/7,805,343.24
  6. Step 6: Final answer
    x = 7,717,993.86

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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.