Home / 45,479,124.27-68,254,062.28-31,743,035.26

Finding the Fourth Proportional to 45,479,124.27, 68,254,062.28 and 31,743,035.26

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Solution

The fourth proportional to 45,479,124.27, 68,254,062.28 and 31,743,035.26 is: 47,639,244.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,479,124.27 : 68,254,062.28 = 31,743,035.26 : x
  2. Step 2: Convert to fraction form
    45,479,124.27/68,254,062.28 = 31,743,035.26/x
  3. Step 3: Cross multiply
    45,479,124.27x = 68,254,062.28 × 31,743,035.26
  4. Step 4: Simplify right side
    45,479,124.27x = 2,166,591,105,342,283.50
  5. Step 5: Solve for x
    x = 2,166,591,105,342,283.50/45,479,124.27
  6. Step 6: Final answer
    x = 47,639,244.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.