Home / 7,615,559.20-11,442,001.20-5,725,991.20

Finding the Fourth Proportional to 7,615,559.20, 11,442,001.20 and 5,725,991.20

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Solution

The fourth proportional to 7,615,559.20, 11,442,001.20 and 5,725,991.20 is: 8,603,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615,559.20 : 11,442,001.20 = 5,725,991.20 : x
  2. Step 2: Convert to fraction form
    7,615,559.20/11,442,001.20 = 5,725,991.20/x
  3. Step 3: Cross multiply
    7,615,559.20x = 11,442,001.20 × 5,725,991.20
  4. Step 4: Simplify right side
    7,615,559.20x = 65,516,798,181,589.44
  5. Step 5: Solve for x
    x = 65,516,798,181,589.44/7,615,559.20
  6. Step 6: Final answer
    x = 8,603,018.70

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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.