Home / 10,388,744.20-15,583,116.06-2,815,709.80

Finding the Fourth Proportional to 10,388,744.20, 15,583,116.06 and 2,815,709.80

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Solution

The fourth proportional to 10,388,744.20, 15,583,116.06 and 2,815,709.80 is: 4,223,564.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,744.20 : 15,583,116.06 = 2,815,709.80 : x
  2. Step 2: Convert to fraction form
    10,388,744.20/15,583,116.06 = 2,815,709.80/x
  3. Step 3: Cross multiply
    10,388,744.20x = 15,583,116.06 × 2,815,709.80
  4. Step 4: Simplify right side
    10,388,744.20x = 43,877,532,604,679.38
  5. Step 5: Solve for x
    x = 43,877,532,604,679.38/10,388,744.20
  6. Step 6: Final answer
    x = 4,223,564.63

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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.