Home / 8,928,131.20-13,364,203.20-6,408,707.20

Finding the Fourth Proportional to 8,928,131.20, 13,364,203.20 and 6,408,707.20

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Solution

The fourth proportional to 8,928,131.20, 13,364,203.20 and 6,408,707.20 is: 9,592,966.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928,131.20 : 13,364,203.20 = 6,408,707.20 : x
  2. Step 2: Convert to fraction form
    8,928,131.20/13,364,203.20 = 6,408,707.20/x
  3. Step 3: Cross multiply
    8,928,131.20x = 13,364,203.20 × 6,408,707.20
  4. Step 4: Simplify right side
    8,928,131.20x = 85,647,265,270,103.03
  5. Step 5: Solve for x
    x = 85,647,265,270,103.03/8,928,131.20
  6. Step 6: Final answer
    x = 9,592,966.70

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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.