Home / 45,315,834.92-62,486,366.04-30,605,962.89

Finding the Fourth Proportional to 45,315,834.92, 62,486,366.04 and 30,605,962.89

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Solution

The fourth proportional to 45,315,834.92, 62,486,366.04 and 30,605,962.89 is: 42,202,806.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,315,834.92 : 62,486,366.04 = 30,605,962.89 : x
  2. Step 2: Convert to fraction form
    45,315,834.92/62,486,366.04 = 30,605,962.89/x
  3. Step 3: Cross multiply
    45,315,834.92x = 62,486,366.04 × 30,605,962.89
  4. Step 4: Simplify right side
    45,315,834.92x = 1,912,455,400,151,196.25
  5. Step 5: Solve for x
    x = 1,912,455,400,151,196.25/45,315,834.92
  6. Step 6: Final answer
    x = 42,202,806.23

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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.