Home / 8,112,648.80-12,170,597.05-2,995,109.81

Finding the Fourth Proportional to 8,112,648.80, 12,170,597.05 and 2,995,109.81

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Solution

The fourth proportional to 8,112,648.80, 12,170,597.05 and 2,995,109.81 is: 4,493,264.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112,648.80 : 12,170,597.05 = 2,995,109.81 : x
  2. Step 2: Convert to fraction form
    8,112,648.80/12,170,597.05 = 2,995,109.81/x
  3. Step 3: Cross multiply
    8,112,648.80x = 12,170,597.05 × 2,995,109.81
  4. Step 4: Simplify right side
    8,112,648.80x = 36,452,274,618,012.06
  5. Step 5: Solve for x
    x = 36,452,274,618,012.06/8,112,648.80
  6. Step 6: Final answer
    x = 4,493,264.22

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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.