Home / 71,106,063.72-98,126,065.26-39,744,071.16

Finding the Fourth Proportional to 71,106,063.72, 98,126,065.26 and 39,744,071.16

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Solution

The fourth proportional to 71,106,063.72, 98,126,065.26 and 39,744,071.16 is: 54,846,649.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,106,063.72 : 98,126,065.26 = 39,744,071.16 : x
  2. Step 2: Convert to fraction form
    71,106,063.72/98,126,065.26 = 39,744,071.16/x
  3. Step 3: Cross multiply
    71,106,063.72x = 98,126,065.26 × 39,744,071.16
  4. Step 4: Simplify right side
    71,106,063.72x = 3,899,929,320,344,244
  5. Step 5: Solve for x
    x = 3,899,929,320,344,244/71,106,063.72
  6. Step 6: Final answer
    x = 54,846,649.02

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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.