Home / 8,515,540.80-12,775,352.40-2,835,814.32

Finding the Fourth Proportional to 8,515,540.80, 12,775,352.40 and 2,835,814.32

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Solution

The fourth proportional to 8,515,540.80, 12,775,352.40 and 2,835,814.32 is: 4,254,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515,540.80 : 12,775,352.40 = 2,835,814.32 : x
  2. Step 2: Convert to fraction form
    8,515,540.80/12,775,352.40 = 2,835,814.32/x
  3. Step 3: Cross multiply
    8,515,540.80x = 12,775,352.40 × 2,835,814.32
  4. Step 4: Simplify right side
    8,515,540.80x = 36,228,527,278,966.37
  5. Step 5: Solve for x
    x = 36,228,527,278,966.37/8,515,540.80
  6. Step 6: Final answer
    x = 4,254,401.23

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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.