Home / 13,282,119.45-19,924,861.34-5,194,044.20

Finding the Fourth Proportional to 13,282,119.45, 19,924,861.34 and 5,194,044.20

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Solution

The fourth proportional to 13,282,119.45, 19,924,861.34 and 5,194,044.20 is: 7,791,724.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,282,119.45 : 19,924,861.34 = 5,194,044.20 : x
  2. Step 2: Convert to fraction form
    13,282,119.45/19,924,861.34 = 5,194,044.20/x
  3. Step 3: Cross multiply
    13,282,119.45x = 19,924,861.34 × 5,194,044.20
  4. Step 4: Simplify right side
    13,282,119.45x = 103,490,610,541,628.48
  5. Step 5: Solve for x
    x = 103,490,610,541,628.48/13,282,119.45
  6. Step 6: Final answer
    x = 7,791,724.12

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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.