Home / 17,908,427.20-26,862,640.80-15,137,060.80

Finding the Fourth Proportional to 17,908,427.20, 26,862,640.80 and 15,137,060.80

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Solution

The fourth proportional to 17,908,427.20, 26,862,640.80 and 15,137,060.80 is: 22,705,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908,427.20 : 26,862,640.80 = 15,137,060.80 : x
  2. Step 2: Convert to fraction form
    17,908,427.20/26,862,640.80 = 15,137,060.80/x
  3. Step 3: Cross multiply
    17,908,427.20x = 26,862,640.80 × 15,137,060.80
  4. Step 4: Simplify right side
    17,908,427.20x = 406,621,427,038,160.69
  5. Step 5: Solve for x
    x = 406,621,427,038,160.69/17,908,427.20
  6. Step 6: Final answer
    x = 22,705,591.20

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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.