Home / 8,555,979.27-12,825,332.99-5,363,347.47

Finding the Fourth Proportional to 8,555,979.27, 12,825,332.99 and 5,363,347.47

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Solution

The fourth proportional to 8,555,979.27, 12,825,332.99 and 5,363,347.47 is: 8,039,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555,979.27 : 12,825,332.99 = 5,363,347.47 : x
  2. Step 2: Convert to fraction form
    8,555,979.27/12,825,332.99 = 5,363,347.47/x
  3. Step 3: Cross multiply
    8,555,979.27x = 12,825,332.99 × 5,363,347.47
  4. Step 4: Simplify right side
    8,555,979.27x = 68,786,717,219,193.67
  5. Step 5: Solve for x
    x = 68,786,717,219,193.67/8,555,979.27
  6. Step 6: Final answer
    x = 8,039,607.74

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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.