Home / 35,348,451.32-48,780,398.16-19,878,531.80

Finding the Fourth Proportional to 35,348,451.32, 48,780,398.16 and 19,878,531.80

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Solution

The fourth proportional to 35,348,451.32, 48,780,398.16 and 19,878,531.80 is: 27,432,112.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,348,451.32 : 48,780,398.16 = 19,878,531.80 : x
  2. Step 2: Convert to fraction form
    35,348,451.32/48,780,398.16 = 19,878,531.80/x
  3. Step 3: Cross multiply
    35,348,451.32x = 48,780,398.16 × 19,878,531.80
  4. Step 4: Simplify right side
    35,348,451.32x = 969,682,696,040,221.50
  5. Step 5: Solve for x
    x = 969,682,696,040,221.50/35,348,451.32
  6. Step 6: Final answer
    x = 27,432,112.58

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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.