Home / 27,571,819.60-41,357,729.40-15,478,584.40

Finding the Fourth Proportional to 27,571,819.60, 41,357,729.40 and 15,478,584.40

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Solution

The fourth proportional to 27,571,819.60, 41,357,729.40 and 15,478,584.40 is: 23,217,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,571,819.60 : 41,357,729.40 = 15,478,584.40 : x
  2. Step 2: Convert to fraction form
    27,571,819.60/41,357,729.40 = 15,478,584.40/x
  3. Step 3: Cross multiply
    27,571,819.60x = 41,357,729.40 × 15,478,584.40
  4. Step 4: Simplify right side
    27,571,819.60x = 640,159,105,110,261.38
  5. Step 5: Solve for x
    x = 640,159,105,110,261.38/27,571,819.60
  6. Step 6: Final answer
    x = 23,217,876.60

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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.