Home / 15,768,121.40-23,645,270.10-7,245,625.40

Finding the Fourth Proportional to 15,768,121.40, 23,645,270.10 and 7,245,625.40

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Solution

The fourth proportional to 15,768,121.40, 23,645,270.10 and 7,245,625.40 is: 10,865,261.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768,121.40 : 23,645,270.10 = 7,245,625.40 : x
  2. Step 2: Convert to fraction form
    15,768,121.40/23,645,270.10 = 7,245,625.40/x
  3. Step 3: Cross multiply
    15,768,121.40x = 23,645,270.10 × 7,245,625.40
  4. Step 4: Simplify right side
    15,768,121.40x = 171,324,769,626,420.56
  5. Step 5: Solve for x
    x = 171,324,769,626,420.56/15,768,121.40
  6. Step 6: Final answer
    x = 10,865,261.96

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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.