Home / 15,418,131.56-23,127,135.80-6,892,489.28

Finding the Fourth Proportional to 15,418,131.56, 23,127,135.80 and 6,892,489.28

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Solution

The fourth proportional to 15,418,131.56, 23,127,135.80 and 6,892,489.28 is: 10,338,706.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,418,131.56 : 23,127,135.80 = 6,892,489.28 : x
  2. Step 2: Convert to fraction form
    15,418,131.56/23,127,135.80 = 6,892,489.28/x
  3. Step 3: Cross multiply
    15,418,131.56x = 23,127,135.80 × 6,892,489.28
  4. Step 4: Simplify right side
    15,418,131.56x = 159,403,535,578,604.25
  5. Step 5: Solve for x
    x = 159,403,535,578,604.25/15,418,131.56
  6. Step 6: Final answer
    x = 10,338,706.41

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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.