Home / 10,131,377.72-15,199,907.74-4,070,365.56

Finding the Fourth Proportional to 10,131,377.72, 15,199,907.74 and 4,070,365.56

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Solution

The fourth proportional to 10,131,377.72, 15,199,907.74 and 4,070,365.56 is: 6,106,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131,377.72 : 15,199,907.74 = 4,070,365.56 : x
  2. Step 2: Convert to fraction form
    10,131,377.72/15,199,907.74 = 4,070,365.56/x
  3. Step 3: Cross multiply
    10,131,377.72x = 15,199,907.74 × 4,070,365.56
  4. Step 4: Simplify right side
    10,131,377.72x = 61,869,180,980,073.44
  5. Step 5: Solve for x
    x = 61,869,180,980,073.44/10,131,377.72
  6. Step 6: Final answer
    x = 6,106,689.80

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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.