Home / 8,367,215.20-12,552,572.40-2,688,013.60

Finding the Fourth Proportional to 8,367,215.20, 12,552,572.40 and 2,688,013.60

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Solution

The fourth proportional to 8,367,215.20, 12,552,572.40 and 2,688,013.60 is: 4,032,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367,215.20 : 12,552,572.40 = 2,688,013.60 : x
  2. Step 2: Convert to fraction form
    8,367,215.20/12,552,572.40 = 2,688,013.60/x
  3. Step 3: Cross multiply
    8,367,215.20x = 12,552,572.40 × 2,688,013.60
  4. Step 4: Simplify right side
    8,367,215.20x = 33,741,485,326,184.64
  5. Step 5: Solve for x
    x = 33,741,485,326,184.64/8,367,215.20
  6. Step 6: Final answer
    x = 4,032,582.47

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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.