Home / 8,452,542.96-12,678,347.88-6,180,395.76

Finding the Fourth Proportional to 8,452,542.96, 12,678,347.88 and 6,180,395.76

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Solution

The fourth proportional to 8,452,542.96, 12,678,347.88 and 6,180,395.76 is: 9,270,252.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452,542.96 : 12,678,347.88 = 6,180,395.76 : x
  2. Step 2: Convert to fraction form
    8,452,542.96/12,678,347.88 = 6,180,395.76/x
  3. Step 3: Cross multiply
    8,452,542.96x = 12,678,347.88 × 6,180,395.76
  4. Step 4: Simplify right side
    8,452,542.96x = 78,357,207,481,356.98
  5. Step 5: Solve for x
    x = 78,357,207,481,356.98/8,452,542.96
  6. Step 6: Final answer
    x = 9,270,252.50

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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.