Home / 34,451,941.68-47,543,445.72-18,981,667.44

Finding the Fourth Proportional to 34,451,941.68, 47,543,445.72 and 18,981,667.44

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Solution

The fourth proportional to 34,451,941.68, 47,543,445.72 and 18,981,667.44 is: 26,194,572.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,451,941.68 : 47,543,445.72 = 18,981,667.44 : x
  2. Step 2: Convert to fraction form
    34,451,941.68/47,543,445.72 = 18,981,667.44/x
  3. Step 3: Cross multiply
    34,451,941.68x = 47,543,445.72 × 18,981,667.44
  4. Step 4: Simplify right side
    34,451,941.68x = 902,453,875,608,731.38
  5. Step 5: Solve for x
    x = 902,453,875,608,731.38/34,451,941.68
  6. Step 6: Final answer
    x = 26,194,572.25

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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.