Home / 28,685,640.20-43,037,556.30-10,241,189.46

Finding the Fourth Proportional to 28,685,640.20, 43,037,556.30 and 10,241,189.46

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Solution

The fourth proportional to 28,685,640.20, 43,037,556.30 and 10,241,189.46 is: 15,365,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,685,640.20 : 43,037,556.30 = 10,241,189.46 : x
  2. Step 2: Convert to fraction form
    28,685,640.20/43,037,556.30 = 10,241,189.46/x
  3. Step 3: Cross multiply
    28,685,640.20x = 43,037,556.30 × 10,241,189.46
  4. Step 4: Simplify right side
    28,685,640.20x = 440,755,767,963,716.62
  5. Step 5: Solve for x
    x = 440,755,767,963,716.62/28,685,640.20
  6. Step 6: Final answer
    x = 15,365,031.60

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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.