Home / 8,128,002.24-12,199,312.80-4,344,719.04

Finding the Fourth Proportional to 8,128,002.24, 12,199,312.80 and 4,344,719.04

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Solution

The fourth proportional to 8,128,002.24, 12,199,312.80 and 4,344,719.04 is: 6,520,985.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,128,002.24 : 12,199,312.80 = 4,344,719.04 : x
  2. Step 2: Convert to fraction form
    8,128,002.24/12,199,312.80 = 4,344,719.04/x
  3. Step 3: Cross multiply
    8,128,002.24x = 12,199,312.80 × 4,344,719.04
  4. Step 4: Simplify right side
    8,128,002.24x = 53,002,586,597,075.72
  5. Step 5: Solve for x
    x = 53,002,586,597,075.72/8,128,002.24
  6. Step 6: Final answer
    x = 6,520,985.73

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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.