Home / 7,475,902.20-11,213,853.30-4,924,985.40

Finding the Fourth Proportional to 7,475,902.20, 11,213,853.30 and 4,924,985.40

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Solution

The fourth proportional to 7,475,902.20, 11,213,853.30 and 4,924,985.40 is: 7,387,478.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475,902.20 : 11,213,853.30 = 4,924,985.40 : x
  2. Step 2: Convert to fraction form
    7,475,902.20/11,213,853.30 = 4,924,985.40/x
  3. Step 3: Cross multiply
    7,475,902.20x = 11,213,853.30 × 4,924,985.40
  4. Step 4: Simplify right side
    7,475,902.20x = 55,228,063,780,241.83
  5. Step 5: Solve for x
    x = 55,228,063,780,241.83/7,475,902.20
  6. Step 6: Final answer
    x = 7,387,478.10

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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.