Home / 7,910,686.80-11,866,030.20-2,230,837.20

Finding the Fourth Proportional to 7,910,686.80, 11,866,030.20 and 2,230,837.20

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Solution

The fourth proportional to 7,910,686.80, 11,866,030.20 and 2,230,837.20 is: 3,346,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910,686.80 : 11,866,030.20 = 2,230,837.20 : x
  2. Step 2: Convert to fraction form
    7,910,686.80/11,866,030.20 = 2,230,837.20/x
  3. Step 3: Cross multiply
    7,910,686.80x = 11,866,030.20 × 2,230,837.20
  4. Step 4: Simplify right side
    7,910,686.80x = 26,471,181,586,483.44
  5. Step 5: Solve for x
    x = 26,471,181,586,483.44/7,910,686.80
  6. Step 6: Final answer
    x = 3,346,255.80

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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.