Home / 8,077,272.90-12,115,909.35-5,526,356.10

Finding the Fourth Proportional to 8,077,272.90, 12,115,909.35 and 5,526,356.10

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Solution

The fourth proportional to 8,077,272.90, 12,115,909.35 and 5,526,356.10 is: 8,289,534.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,272.90 : 12,115,909.35 = 5,526,356.10 : x
  2. Step 2: Convert to fraction form
    8,077,272.90/12,115,909.35 = 5,526,356.10/x
  3. Step 3: Cross multiply
    8,077,272.90x = 12,115,909.35 × 5,526,356.10
  4. Step 4: Simplify right side
    8,077,272.90x = 66,956,829,543,419.53
  5. Step 5: Solve for x
    x = 66,956,829,543,419.53/8,077,272.90
  6. Step 6: Final answer
    x = 8,289,534.15

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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.