Home / 65,231,974.68-90,020,182.68-35,863,806.84

Finding the Fourth Proportional to 65,231,974.68, 90,020,182.68 and 35,863,806.84

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Solution

The fourth proportional to 65,231,974.68, 90,020,182.68 and 35,863,806.84 is: 49,492,085.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,231,974.68 : 90,020,182.68 = 35,863,806.84 : x
  2. Step 2: Convert to fraction form
    65,231,974.68/90,020,182.68 = 35,863,806.84/x
  3. Step 3: Cross multiply
    65,231,974.68x = 90,020,182.68 × 35,863,806.84
  4. Step 4: Simplify right side
    65,231,974.68x = 3,228,466,443,337,034
  5. Step 5: Solve for x
    x = 3,228,466,443,337,034/65,231,974.68
  6. Step 6: Final answer
    x = 49,492,085.12

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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.