Home / 8,477,080.80-12,711,243.60-2,492,671.20

Finding the Fourth Proportional to 8,477,080.80, 12,711,243.60 and 2,492,671.20

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Solution

The fourth proportional to 8,477,080.80, 12,711,243.60 and 2,492,671.20 is: 3,737,719.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477,080.80 : 12,711,243.60 = 2,492,671.20 : x
  2. Step 2: Convert to fraction form
    8,477,080.80/12,711,243.60 = 2,492,671.20/x
  3. Step 3: Cross multiply
    8,477,080.80x = 12,711,243.60 × 2,492,671.20
  4. Step 4: Simplify right side
    8,477,080.80x = 31,684,950,837,904.32
  5. Step 5: Solve for x
    x = 31,684,950,837,904.32/8,477,080.80
  6. Step 6: Final answer
    x = 3,737,719.57

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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.