Home / 27,188,440.60-40,782,660.90-19,110,537.40

Finding the Fourth Proportional to 27,188,440.60, 40,782,660.90 and 19,110,537.40

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Solution

The fourth proportional to 27,188,440.60, 40,782,660.90 and 19,110,537.40 is: 28,665,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188,440.60 : 40,782,660.90 = 19,110,537.40 : x
  2. Step 2: Convert to fraction form
    27,188,440.60/40,782,660.90 = 19,110,537.40/x
  3. Step 3: Cross multiply
    27,188,440.60x = 40,782,660.90 × 19,110,537.40
  4. Step 4: Simplify right side
    27,188,440.60x = 779,378,566,400,967.62
  5. Step 5: Solve for x
    x = 779,378,566,400,967.62/27,188,440.60
  6. Step 6: Final answer
    x = 28,665,806.10

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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.