Home / 8,107,775.88-12,161,974.86-3,620,090.76

Finding the Fourth Proportional to 8,107,775.88, 12,161,974.86 and 3,620,090.76

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Solution

The fourth proportional to 8,107,775.88, 12,161,974.86 and 3,620,090.76 is: 5,430,275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107,775.88 : 12,161,974.86 = 3,620,090.76 : x
  2. Step 2: Convert to fraction form
    8,107,775.88/12,161,974.86 = 3,620,090.76/x
  3. Step 3: Cross multiply
    8,107,775.88x = 12,161,974.86 × 3,620,090.76
  4. Step 4: Simplify right side
    8,107,775.88x = 44,027,452,814,038.29
  5. Step 5: Solve for x
    x = 44,027,452,814,038.29/8,107,775.88
  6. Step 6: Final answer
    x = 5,430,275.02

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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.