Home / 8,367,418.80-12,549,750.39-7,822,724.58

Finding the Fourth Proportional to 8,367,418.80, 12,549,750.39 and 7,822,724.58

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Solution

The fourth proportional to 8,367,418.80, 12,549,750.39 and 7,822,724.58 is: 11,732,798.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367,418.80 : 12,549,750.39 = 7,822,724.58 : x
  2. Step 2: Convert to fraction form
    8,367,418.80/12,549,750.39 = 7,822,724.58/x
  3. Step 3: Cross multiply
    8,367,418.80x = 12,549,750.39 × 7,822,724.58
  4. Step 4: Simplify right side
    8,367,418.80x = 98,173,240,848,717.59
  5. Step 5: Solve for x
    x = 98,173,240,848,717.59/8,367,418.80
  6. Step 6: Final answer
    x = 11,732,798.75

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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.