Home / 17,908,803.20-26,863,204.80-15,137,436.80

Finding the Fourth Proportional to 17,908,803.20, 26,863,204.80 and 15,137,436.80

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Solution

The fourth proportional to 17,908,803.20, 26,863,204.80 and 15,137,436.80 is: 22,706,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908,803.20 : 26,863,204.80 = 15,137,436.80 : x
  2. Step 2: Convert to fraction form
    17,908,803.20/26,863,204.80 = 15,137,436.80/x
  3. Step 3: Cross multiply
    17,908,803.20x = 26,863,204.80 × 15,137,436.80
  4. Step 4: Simplify right side
    17,908,803.20x = 406,640,064,905,456.69
  5. Step 5: Solve for x
    x = 406,640,064,905,456.69/17,908,803.20
  6. Step 6: Final answer
    x = 22,706,155.20

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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.