Home / 19,040,157.12-26,275,147.92-10,780,006.32

Finding the Fourth Proportional to 19,040,157.12, 26,275,147.92 and 10,780,006.32

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Solution

The fourth proportional to 19,040,157.12, 26,275,147.92 and 10,780,006.32 is: 14,876,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040,157.12 : 26,275,147.92 = 10,780,006.32 : x
  2. Step 2: Convert to fraction form
    19,040,157.12/26,275,147.92 = 10,780,006.32/x
  3. Step 3: Cross multiply
    19,040,157.12x = 26,275,147.92 × 10,780,006.32
  4. Step 4: Simplify right side
    19,040,157.12x = 283,246,260,636,534.88
  5. Step 5: Solve for x
    x = 283,246,260,636,534.88/19,040,157.12
  6. Step 6: Final answer
    x = 14,876,256.47

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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.