Home / 38,645,987.10-57,968,943.36-9,892,076.82

Finding the Fourth Proportional to 38,645,987.10, 57,968,943.36 and 9,892,076.82

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Solution

The fourth proportional to 38,645,987.10, 57,968,943.36 and 9,892,076.82 is: 14,838,105.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,645,987.10 : 57,968,943.36 = 9,892,076.82 : x
  2. Step 2: Convert to fraction form
    38,645,987.10/57,968,943.36 = 9,892,076.82/x
  3. Step 3: Cross multiply
    38,645,987.10x = 57,968,943.36 × 9,892,076.82
  4. Step 4: Simplify right side
    38,645,987.10x = 573,433,240,891,348.88
  5. Step 5: Solve for x
    x = 573,433,240,891,348.88/38,645,987.10
  6. Step 6: Final answer
    x = 14,838,105.69

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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.