Home / 51,222,229.70-70,685,846.30-28,017,153.68

Finding the Fourth Proportional to 51,222,229.70, 70,685,846.30 and 28,017,153.68

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Solution

The fourth proportional to 51,222,229.70, 70,685,846.30 and 28,017,153.68 is: 38,663,217.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222,229.70 : 70,685,846.30 = 28,017,153.68 : x
  2. Step 2: Convert to fraction form
    51,222,229.70/70,685,846.30 = 28,017,153.68/x
  3. Step 3: Cross multiply
    51,222,229.70x = 70,685,846.30 × 28,017,153.68
  4. Step 4: Simplify right side
    51,222,229.70x = 1,980,416,218,294,444.50
  5. Step 5: Solve for x
    x = 1,980,416,218,294,444.50/51,222,229.70
  6. Step 6: Final answer
    x = 38,663,217.71

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1.5x scale

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.