Home / 8,199,272.80-12,302,408.40-3,937,247.20

Finding the Fourth Proportional to 8,199,272.80, 12,302,408.40 and 3,937,247.20

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Solution

The fourth proportional to 8,199,272.80, 12,302,408.40 and 3,937,247.20 is: 5,907,551.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,272.80 : 12,302,408.40 = 3,937,247.20 : x
  2. Step 2: Convert to fraction form
    8,199,272.80/12,302,408.40 = 3,937,247.20/x
  3. Step 3: Cross multiply
    8,199,272.80x = 12,302,408.40 × 3,937,247.20
  4. Step 4: Simplify right side
    8,199,272.80x = 48,437,623,026,156.48
  5. Step 5: Solve for x
    x = 48,437,623,026,156.48/8,199,272.80
  6. Step 6: Final answer
    x = 5,907,551.10

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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.