Home / 72,039,523.77-108,058,897.65-17,452,081.74

Finding the Fourth Proportional to 72,039,523.77, 108,058,897.65 and 17,452,081.74

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Solution

The fourth proportional to 72,039,523.77, 108,058,897.65 and 17,452,081.74 is: 26,178,028.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,039,523.77 : 108,058,897.65 = 17,452,081.74 : x
  2. Step 2: Convert to fraction form
    72,039,523.77/108,058,897.65 = 17,452,081.74/x
  3. Step 3: Cross multiply
    72,039,523.77x = 108,058,897.65 × 17,452,081.74
  4. Step 4: Simplify right side
    72,039,523.77x = 1,885,852,714,522,093.75
  5. Step 5: Solve for x
    x = 1,885,852,714,522,093.75/72,039,523.77
  6. Step 6: Final answer
    x = 26,178,028.61

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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.