Home / 8,176,885.20-12,265,327.80-2,497,100.40

Finding the Fourth Proportional to 8,176,885.20, 12,265,327.80 and 2,497,100.40

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Solution

The fourth proportional to 8,176,885.20, 12,265,327.80 and 2,497,100.40 is: 3,745,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176,885.20 : 12,265,327.80 = 2,497,100.40 : x
  2. Step 2: Convert to fraction form
    8,176,885.20/12,265,327.80 = 2,497,100.40/x
  3. Step 3: Cross multiply
    8,176,885.20x = 12,265,327.80 × 2,497,100.40
  4. Step 4: Simplify right side
    8,176,885.20x = 30,627,754,955,511.12
  5. Step 5: Solve for x
    x = 30,627,754,955,511.12/8,176,885.20
  6. Step 6: Final answer
    x = 3,745,650.60

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1.5x scale

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.