Home / 6,464,337.85-8,920,714.49-3,711,091.15

Finding the Fourth Proportional to 6,464,337.85, 8,920,714.49 and 3,711,091.15

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Solution

The fourth proportional to 6,464,337.85, 8,920,714.49 and 3,711,091.15 is: 5,121,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,337.85 : 8,920,714.49 = 3,711,091.15 : x
  2. Step 2: Convert to fraction form
    6,464,337.85/8,920,714.49 = 3,711,091.15/x
  3. Step 3: Cross multiply
    6,464,337.85x = 8,920,714.49 × 3,711,091.15
  4. Step 4: Simplify right side
    6,464,337.85x = 33,105,584,550,912.19
  5. Step 5: Solve for x
    x = 33,105,584,550,912.19/6,464,337.85
  6. Step 6: Final answer
    x = 5,121,264.60

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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.