Home / 15,257,138.40-22,923,032.40-11,478,002.40

Finding the Fourth Proportional to 15,257,138.40, 22,923,032.40 and 11,478,002.40

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Solution

The fourth proportional to 15,257,138.40, 22,923,032.40 and 11,478,002.40 is: 17,245,083.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,257,138.40 : 22,923,032.40 = 11,478,002.40 : x
  2. Step 2: Convert to fraction form
    15,257,138.40/22,923,032.40 = 11,478,002.40/x
  3. Step 3: Cross multiply
    15,257,138.40x = 22,923,032.40 × 11,478,002.40
  4. Step 4: Simplify right side
    15,257,138.40x = 263,110,620,902,477.75
  5. Step 5: Solve for x
    x = 263,110,620,902,477.75/15,257,138.40
  6. Step 6: Final answer
    x = 17,245,083.19

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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.