Home / 8,112,649.80-12,170,598.55-2,995,110.81

Finding the Fourth Proportional to 8,112,649.80, 12,170,598.55 and 2,995,110.81

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Solution

The fourth proportional to 8,112,649.80, 12,170,598.55 and 2,995,110.81 is: 4,493,265.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112,649.80 : 12,170,598.55 = 2,995,110.81 : x
  2. Step 2: Convert to fraction form
    8,112,649.80/12,170,598.55 = 2,995,110.81/x
  3. Step 3: Cross multiply
    8,112,649.80x = 12,170,598.55 × 2,995,110.81
  4. Step 4: Simplify right side
    8,112,649.80x = 36,452,291,281,275.33
  5. Step 5: Solve for x
    x = 36,452,291,281,275.33/8,112,649.80
  6. Step 6: Final answer
    x = 4,493,265.72

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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.