Home / 45,049,725-62,219,942.10-30,537,842.76

Finding the Fourth Proportional to 45,049,725, 62,219,942.10 and 30,537,842.76

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Solution

The fourth proportional to 45,049,725, 62,219,942.10 and 30,537,842.76 is: 42,177,012.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,049,725 : 62,219,942.10 = 30,537,842.76 : x
  2. Step 2: Convert to fraction form
    45,049,725/62,219,942.10 = 30,537,842.76/x
  3. Step 3: Cross multiply
    45,049,725x = 62,219,942.10 × 30,537,842.76
  4. Step 4: Simplify right side
    45,049,725x = 1,900,062,808,386,104.25
  5. Step 5: Solve for x
    x = 1,900,062,808,386,104.25/45,049,725
  6. Step 6: Final answer
    x = 42,177,012.37

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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.