Home / 78,502,575.56-108,333,559.14-43,694,519.24

Finding the Fourth Proportional to 78,502,575.56, 108,333,559.14 and 43,694,519.24

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Solution

The fourth proportional to 78,502,575.56, 108,333,559.14 and 43,694,519.24 is: 60,298,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,502,575.56 : 108,333,559.14 = 43,694,519.24 : x
  2. Step 2: Convert to fraction form
    78,502,575.56/108,333,559.14 = 43,694,519.24/x
  3. Step 3: Cross multiply
    78,502,575.56x = 108,333,559.14 × 43,694,519.24
  4. Step 4: Simplify right side
    78,502,575.56x = 4,733,582,784,180,408
  5. Step 5: Solve for x
    x = 4,733,582,784,180,408/78,502,575.56
  6. Step 6: Final answer
    x = 60,298,439.26

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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.