Home / 38,543,433.65-57,792,055.22-12,270,915.17

Finding the Fourth Proportional to 38,543,433.65, 57,792,055.22 and 12,270,915.17

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Solution

The fourth proportional to 38,543,433.65, 57,792,055.22 and 12,270,915.17 is: 18,399,020.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,543,433.65 : 57,792,055.22 = 12,270,915.17 : x
  2. Step 2: Convert to fraction form
    38,543,433.65/57,792,055.22 = 12,270,915.17/x
  3. Step 3: Cross multiply
    38,543,433.65x = 57,792,055.22 × 12,270,915.17
  4. Step 4: Simplify right side
    38,543,433.65x = 709,161,407,279,733
  5. Step 5: Solve for x
    x = 709,161,407,279,733/38,543,433.65
  6. Step 6: Final answer
    x = 18,399,020.02

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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.