Home / 12,039,077.78-18,058,568.06-4,360,925.60

Finding the Fourth Proportional to 12,039,077.78, 18,058,568.06 and 4,360,925.60

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Solution

The fourth proportional to 12,039,077.78, 18,058,568.06 and 4,360,925.60 is: 6,541,370.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,039,077.78 : 18,058,568.06 = 4,360,925.60 : x
  2. Step 2: Convert to fraction form
    12,039,077.78/18,058,568.06 = 4,360,925.60/x
  3. Step 3: Cross multiply
    12,039,077.78x = 18,058,568.06 × 4,360,925.60
  4. Step 4: Simplify right side
    12,039,077.78x = 78,752,071,752,196.33
  5. Step 5: Solve for x
    x = 78,752,071,752,196.33/12,039,077.78
  6. Step 6: Final answer
    x = 6,541,370.79

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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.