Home / 6,924,961.60-10,387,442.40-3,938,977.60

Finding the Fourth Proportional to 6,924,961.60, 10,387,442.40 and 3,938,977.60

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Solution

The fourth proportional to 6,924,961.60, 10,387,442.40 and 3,938,977.60 is: 5,908,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,924,961.60 : 10,387,442.40 = 3,938,977.60 : x
  2. Step 2: Convert to fraction form
    6,924,961.60/10,387,442.40 = 3,938,977.60/x
  3. Step 3: Cross multiply
    6,924,961.60x = 10,387,442.40 × 3,938,977.60
  4. Step 4: Simplify right side
    6,924,961.60x = 40,915,902,934,890.24
  5. Step 5: Solve for x
    x = 40,915,902,934,890.24/6,924,961.60
  6. Step 6: Final answer
    x = 5,908,466.40

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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.