Home / 7,615,377.20-11,441,728.20-5,725,809.20

Finding the Fourth Proportional to 7,615,377.20, 11,441,728.20 and 5,725,809.20

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Solution

The fourth proportional to 7,615,377.20, 11,441,728.20 and 5,725,809.20 is: 8,602,745.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615,377.20 : 11,441,728.20 = 5,725,809.20 : x
  2. Step 2: Convert to fraction form
    7,615,377.20/11,441,728.20 = 5,725,809.20/x
  3. Step 3: Cross multiply
    7,615,377.20x = 11,441,728.20 × 5,725,809.20
  4. Step 4: Simplify right side
    7,615,377.20x = 65,513,152,591,459.44
  5. Step 5: Solve for x
    x = 65,513,152,591,459.44/7,615,377.20
  6. Step 6: Final answer
    x = 8,602,745.59

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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.