Home / 28,685,638.12-43,037,553.22-10,241,187.42

Finding the Fourth Proportional to 28,685,638.12, 43,037,553.22 and 10,241,187.42

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Solution

The fourth proportional to 28,685,638.12, 43,037,553.22 and 10,241,187.42 is: 15,365,028.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,685,638.12 : 43,037,553.22 = 10,241,187.42 : x
  2. Step 2: Convert to fraction form
    28,685,638.12/43,037,553.22 = 10,241,187.42/x
  3. Step 3: Cross multiply
    28,685,638.12x = 43,037,553.22 × 10,241,187.42
  4. Step 4: Simplify right side
    28,685,638.12x = 440,755,648,624,244.50
  5. Step 5: Solve for x
    x = 440,755,648,624,244.50/28,685,638.12
  6. Step 6: Final answer
    x = 15,365,028.55

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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.