Home / 10,388,748.07-15,583,122.24-2,815,713.82

Finding the Fourth Proportional to 10,388,748.07, 15,583,122.24 and 2,815,713.82

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Solution

The fourth proportional to 10,388,748.07, 15,583,122.24 and 2,815,713.82 is: 4,223,570.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,748.07 : 15,583,122.24 = 2,815,713.82 : x
  2. Step 2: Convert to fraction form
    10,388,748.07/15,583,122.24 = 2,815,713.82/x
  3. Step 3: Cross multiply
    10,388,748.07x = 15,583,122.24 × 2,815,713.82
  4. Step 4: Simplify right side
    10,388,748.07x = 43,877,612,649,917.35
  5. Step 5: Solve for x
    x = 43,877,612,649,917.35/10,388,748.07
  6. Step 6: Final answer
    x = 4,223,570.77

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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.