Home / 21,711,943.57-29,963,002.68-11,789,244.46

Finding the Fourth Proportional to 21,711,943.57, 29,963,002.68 and 11,789,244.46

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Solution

The fourth proportional to 21,711,943.57, 29,963,002.68 and 11,789,244.46 is: 16,269,440.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,711,943.57 : 29,963,002.68 = 11,789,244.46 : x
  2. Step 2: Convert to fraction form
    21,711,943.57/29,963,002.68 = 11,789,244.46/x
  3. Step 3: Cross multiply
    21,711,943.57x = 29,963,002.68 × 11,789,244.46
  4. Step 4: Simplify right side
    21,711,943.57x = 353,241,163,350,155.19
  5. Step 5: Solve for x
    x = 353,241,163,350,155.19/21,711,943.57
  6. Step 6: Final answer
    x = 16,269,440.01

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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.