Home / 18,802,143.27-28,203,883.29-6,020,987.22

Finding the Fourth Proportional to 18,802,143.27, 28,203,883.29 and 6,020,987.22

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Solution

The fourth proportional to 18,802,143.27, 28,203,883.29 and 6,020,987.22 is: 9,031,694.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,802,143.27 : 28,203,883.29 = 6,020,987.22 : x
  2. Step 2: Convert to fraction form
    18,802,143.27/28,203,883.29 = 6,020,987.22/x
  3. Step 3: Cross multiply
    18,802,143.27x = 28,203,883.29 × 6,020,987.22
  4. Step 4: Simplify right side
    18,802,143.27x = 169,815,220,843,461.53
  5. Step 5: Solve for x
    x = 169,815,220,843,461.53/18,802,143.27
  6. Step 6: Final answer
    x = 9,031,694.87

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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.