Home / 8,199,682.80-12,303,023.40-3,937,657.20

Finding the Fourth Proportional to 8,199,682.80, 12,303,023.40 and 3,937,657.20

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Solution

The fourth proportional to 8,199,682.80, 12,303,023.40 and 3,937,657.20 is: 5,908,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,682.80 : 12,303,023.40 = 3,937,657.20 : x
  2. Step 2: Convert to fraction form
    8,199,682.80/12,303,023.40 = 3,937,657.20/x
  3. Step 3: Cross multiply
    8,199,682.80x = 12,303,023.40 × 3,937,657.20
  4. Step 4: Simplify right side
    8,199,682.80x = 48,445,088,672,778.48
  5. Step 5: Solve for x
    x = 48,445,088,672,778.48/8,199,682.80
  6. Step 6: Final answer
    x = 5,908,166.19

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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.