Home / 29,780,779.41-41,091,100.65-17,385,247.56

Finding the Fourth Proportional to 29,780,779.41, 41,091,100.65 and 17,385,247.56

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Solution

The fourth proportional to 29,780,779.41, 41,091,100.65 and 17,385,247.56 is: 23,987,920.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,780,779.41 : 41,091,100.65 = 17,385,247.56 : x
  2. Step 2: Convert to fraction form
    29,780,779.41/41,091,100.65 = 17,385,247.56/x
  3. Step 3: Cross multiply
    29,780,779.41x = 41,091,100.65 × 17,385,247.56
  4. Step 4: Simplify right side
    29,780,779.41x = 714,378,957,313,126.88
  5. Step 5: Solve for x
    x = 714,378,957,313,126.88/29,780,779.41
  6. Step 6: Final answer
    x = 23,987,920.11

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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.