Home / 51,893,483.65-71,601,126.46-30,981,446.17

Finding the Fourth Proportional to 51,893,483.65, 71,601,126.46 and 30,981,446.17

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Solution

The fourth proportional to 51,893,483.65, 71,601,126.46 and 30,981,446.17 is: 42,747,302.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,893,483.65 : 71,601,126.46 = 30,981,446.17 : x
  2. Step 2: Convert to fraction form
    51,893,483.65/71,601,126.46 = 30,981,446.17/x
  3. Step 3: Cross multiply
    51,893,483.65x = 71,601,126.46 × 30,981,446.17
  4. Step 4: Simplify right side
    51,893,483.65x = 2,218,306,445,131,852.50
  5. Step 5: Solve for x
    x = 2,218,306,445,131,852.50/51,893,483.65
  6. Step 6: Final answer
    x = 42,747,302.53

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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.