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Finding the Fourth Proportional to 8,848,219.48, 12,204,023.70 and 6,672,854.20

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Solution

The fourth proportional to 8,848,219.48, 12,204,023.70 and 6,672,854.20 is: 9,203,622.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848,219.48 : 12,204,023.70 = 6,672,854.20 : x
  2. Step 2: Convert to fraction form
    8,848,219.48/12,204,023.70 = 6,672,854.20/x
  3. Step 3: Cross multiply
    8,848,219.48x = 12,204,023.70 × 6,672,854.20
  4. Step 4: Simplify right side
    8,848,219.48x = 81,435,670,803,444.53
  5. Step 5: Solve for x
    x = 81,435,670,803,444.53/8,848,219.48
  6. Step 6: Final answer
    x = 9,203,622.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.