Home / 40,386,415.16-60,598,540.28-19,904,969.56

Finding the Fourth Proportional to 40,386,415.16, 60,598,540.28 and 19,904,969.56

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Solution

The fourth proportional to 40,386,415.16, 60,598,540.28 and 19,904,969.56 is: 29,866,778.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,386,415.16 : 60,598,540.28 = 19,904,969.56 : x
  2. Step 2: Convert to fraction form
    40,386,415.16/60,598,540.28 = 19,904,969.56/x
  3. Step 3: Cross multiply
    40,386,415.16x = 60,598,540.28 × 19,904,969.56
  4. Step 4: Simplify right side
    40,386,415.16x = 1,206,212,099,653,833.75
  5. Step 5: Solve for x
    x = 1,206,212,099,653,833.75/40,386,415.16
  6. Step 6: Final answer
    x = 29,866,778.10

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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.