Home / 72,555,861.38-100,193,633.03-46,102,928.76

Finding the Fourth Proportional to 72,555,861.38, 100,193,633.03 and 46,102,928.76

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Solution

The fourth proportional to 72,555,861.38, 100,193,633.03 and 46,102,928.76 is: 63,664,324.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,555,861.38 : 100,193,633.03 = 46,102,928.76 : x
  2. Step 2: Convert to fraction form
    72,555,861.38/100,193,633.03 = 46,102,928.76/x
  3. Step 3: Cross multiply
    72,555,861.38x = 100,193,633.03 × 46,102,928.76
  4. Step 4: Simplify right side
    72,555,861.38x = 4,619,219,925,902,930
  5. Step 5: Solve for x
    x = 4,619,219,925,902,930/72,555,861.38
  6. Step 6: Final answer
    x = 63,664,324.82

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Double scale
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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.