Home / 8,320,068.28-11,482,137.75-4,649,073.96

Finding the Fourth Proportional to 8,320,068.28, 11,482,137.75 and 4,649,073.96

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Solution

The fourth proportional to 8,320,068.28, 11,482,137.75 and 4,649,073.96 is: 6,415,969.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,068.28 : 11,482,137.75 = 4,649,073.96 : x
  2. Step 2: Convert to fraction form
    8,320,068.28/11,482,137.75 = 4,649,073.96/x
  3. Step 3: Cross multiply
    8,320,068.28x = 11,482,137.75 × 4,649,073.96
  4. Step 4: Simplify right side
    8,320,068.28x = 53,381,307,618,657.99
  5. Step 5: Solve for x
    x = 53,381,307,618,657.99/8,320,068.28
  6. Step 6: Final answer
    x = 6,415,969.90

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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.