Home / 7,948,901.40-11,924,000.10-3,399,984.60

Finding the Fourth Proportional to 7,948,901.40, 11,924,000.10 and 3,399,984.60

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Solution

The fourth proportional to 7,948,901.40, 11,924,000.10 and 3,399,984.60 is: 5,100,254.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948,901.40 : 11,924,000.10 = 3,399,984.60 : x
  2. Step 2: Convert to fraction form
    7,948,901.40/11,924,000.10 = 3,399,984.60/x
  3. Step 3: Cross multiply
    7,948,901.40x = 11,924,000.10 × 3,399,984.60
  4. Step 4: Simplify right side
    7,948,901.40x = 40,541,416,710,398.46
  5. Step 5: Solve for x
    x = 40,541,416,710,398.46/7,948,901.40
  6. Step 6: Final answer
    x = 5,100,254.07

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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.