Home / 7,938,000.20-11,894,753.10-5,906,714.60

Finding the Fourth Proportional to 7,938,000.20, 11,894,753.10 and 5,906,714.60

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Solution

The fourth proportional to 7,938,000.20, 11,894,753.10 and 5,906,714.60 is: 8,850,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,000.20 : 11,894,753.10 = 5,906,714.60 : x
  2. Step 2: Convert to fraction form
    7,938,000.20/11,894,753.10 = 5,906,714.60/x
  3. Step 3: Cross multiply
    7,938,000.20x = 11,894,753.10 × 5,906,714.60
  4. Step 4: Simplify right side
    7,938,000.20x = 70,258,911,799,165.25
  5. Step 5: Solve for x
    x = 70,258,911,799,165.25/7,938,000.20
  6. Step 6: Final answer
    x = 8,850,958.68

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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.