Home / 8,947,852.20-13,421,778.30-6,562,272.60

Finding the Fourth Proportional to 8,947,852.20, 13,421,778.30 and 6,562,272.60

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Solution

The fourth proportional to 8,947,852.20, 13,421,778.30 and 6,562,272.60 is: 9,843,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947,852.20 : 13,421,778.30 = 6,562,272.60 : x
  2. Step 2: Convert to fraction form
    8,947,852.20/13,421,778.30 = 6,562,272.60/x
  3. Step 3: Cross multiply
    8,947,852.20x = 13,421,778.30 × 6,562,272.60
  4. Step 4: Simplify right side
    8,947,852.20x = 88,077,367,981,364.58
  5. Step 5: Solve for x
    x = 88,077,367,981,364.58/8,947,852.20
  6. Step 6: Final answer
    x = 9,843,408.90

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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.