Home / 7,623,972.43-10,521,082.01-4,186,213.48

Finding the Fourth Proportional to 7,623,972.43, 10,521,082.01 and 4,186,213.48

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Solution

The fourth proportional to 7,623,972.43, 10,521,082.01 and 4,186,213.48 is: 5,776,974.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623,972.43 : 10,521,082.01 = 4,186,213.48 : x
  2. Step 2: Convert to fraction form
    7,623,972.43/10,521,082.01 = 4,186,213.48/x
  3. Step 3: Cross multiply
    7,623,972.43x = 10,521,082.01 × 4,186,213.48
  4. Step 4: Simplify right side
    7,623,972.43x = 44,043,495,334,447.49
  5. Step 5: Solve for x
    x = 44,043,495,334,447.49/7,623,972.43
  6. Step 6: Final answer
    x = 5,776,974.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.