Home / 54,136,005.68-81,202,659.76-15,797,851.96

Finding the Fourth Proportional to 54,136,005.68, 81,202,659.76 and 15,797,851.96

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Solution

The fourth proportional to 54,136,005.68, 81,202,659.76 and 15,797,851.96 is: 23,696,384.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,136,005.68 : 81,202,659.76 = 15,797,851.96 : x
  2. Step 2: Convert to fraction form
    54,136,005.68/81,202,659.76 = 15,797,851.96/x
  3. Step 3: Cross multiply
    54,136,005.68x = 81,202,659.76 × 15,797,851.96
  4. Step 4: Simplify right side
    54,136,005.68x = 1,282,827,597,646,729.25
  5. Step 5: Solve for x
    x = 1,282,827,597,646,729.25/54,136,005.68
  6. Step 6: Final answer
    x = 23,696,384.35

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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.