Home / 10,856,437.20-16,278,750.90-4,467,335.40

Finding the Fourth Proportional to 10,856,437.20, 16,278,750.90 and 4,467,335.40

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Solution

The fourth proportional to 10,856,437.20, 16,278,750.90 and 4,467,335.40 is: 6,698,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,437.20 : 16,278,750.90 = 4,467,335.40 : x
  2. Step 2: Convert to fraction form
    10,856,437.20/16,278,750.90 = 4,467,335.40/x
  3. Step 3: Cross multiply
    10,856,437.20x = 16,278,750.90 × 4,467,335.40
  4. Step 4: Simplify right side
    10,856,437.20x = 72,722,640,163,351.88
  5. Step 5: Solve for x
    x = 72,722,640,163,351.88/10,856,437.20
  6. Step 6: Final answer
    x = 6,698,573.28

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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.