Home / 53,300,726.40-79,988,414.40-34,177,987.20

Finding the Fourth Proportional to 53,300,726.40, 79,988,414.40 and 34,177,987.20

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Solution

The fourth proportional to 53,300,726.40, 79,988,414.40 and 34,177,987.20 is: 51,290,914.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,300,726.40 : 79,988,414.40 = 34,177,987.20 : x
  2. Step 2: Convert to fraction form
    53,300,726.40/79,988,414.40 = 34,177,987.20/x
  3. Step 3: Cross multiply
    53,300,726.40x = 79,988,414.40 × 34,177,987.20
  4. Step 4: Simplify right side
    53,300,726.40x = 2,733,843,003,511,496
  5. Step 5: Solve for x
    x = 2,733,843,003,511,496/53,300,726.40
  6. Step 6: Final answer
    x = 51,290,914.56

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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.