Home / 28,744,648.74-39,667,776.36-16,354,741.90

Finding the Fourth Proportional to 28,744,648.74, 39,667,776.36 and 16,354,741.90

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Solution

The fourth proportional to 28,744,648.74, 39,667,776.36 and 16,354,741.90 is: 22,569,635.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,744,648.74 : 39,667,776.36 = 16,354,741.90 : x
  2. Step 2: Convert to fraction form
    28,744,648.74/39,667,776.36 = 16,354,741.90/x
  3. Step 3: Cross multiply
    28,744,648.74x = 39,667,776.36 × 16,354,741.90
  4. Step 4: Simplify right side
    28,744,648.74x = 648,756,244,114,721.50
  5. Step 5: Solve for x
    x = 648,756,244,114,721.50/28,744,648.74
  6. Step 6: Final answer
    x = 22,569,635.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.