Home / 6,906,802.90-10,360,107.15-3,120,279.70

Finding the Fourth Proportional to 6,906,802.90, 10,360,107.15 and 3,120,279.70

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Solution

The fourth proportional to 6,906,802.90, 10,360,107.15 and 3,120,279.70 is: 4,680,375.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906,802.90 : 10,360,107.15 = 3,120,279.70 : x
  2. Step 2: Convert to fraction form
    6,906,802.90/10,360,107.15 = 3,120,279.70/x
  3. Step 3: Cross multiply
    6,906,802.90x = 10,360,107.15 × 3,120,279.70
  4. Step 4: Simplify right side
    6,906,802.90x = 32,326,432,029,969.86
  5. Step 5: Solve for x
    x = 32,326,432,029,969.86/6,906,802.90
  6. Step 6: Final answer
    x = 4,680,375.64

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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.