Home / 8,291,264.10-12,455,558.55-8,067,315.30

Finding the Fourth Proportional to 8,291,264.10, 12,455,558.55 and 8,067,315.30

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Solution

The fourth proportional to 8,291,264.10, 12,455,558.55 and 8,067,315.30 is: 12,119,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,264.10 : 12,455,558.55 = 8,067,315.30 : x
  2. Step 2: Convert to fraction form
    8,291,264.10/12,455,558.55 = 8,067,315.30/x
  3. Step 3: Cross multiply
    8,291,264.10x = 12,455,558.55 × 8,067,315.30
  4. Step 4: Simplify right side
    8,291,264.10x = 100,482,918,060,460.81
  5. Step 5: Solve for x
    x = 100,482,918,060,460.81/8,291,264.10
  6. Step 6: Final answer
    x = 12,119,131.27

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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.