Home / 18,341,726.40-27,447,271.20-15,971,601.60

Finding the Fourth Proportional to 18,341,726.40, 27,447,271.20 and 15,971,601.60

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Solution

The fourth proportional to 18,341,726.40, 27,447,271.20 and 15,971,601.60 is: 23,900,524.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341,726.40 : 27,447,271.20 = 15,971,601.60 : x
  2. Step 2: Convert to fraction form
    18,341,726.40/27,447,271.20 = 15,971,601.60/x
  3. Step 3: Cross multiply
    18,341,726.40x = 27,447,271.20 × 15,971,601.60
  4. Step 4: Simplify right side
    18,341,726.40x = 438,376,880,613,553.88
  5. Step 5: Solve for x
    x = 438,376,880,613,553.88/18,341,726.40
  6. Step 6: Final answer
    x = 23,900,524.47

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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.