Home / 27,523,857.60-41,285,786.40-18,453,931.20

Finding the Fourth Proportional to 27,523,857.60, 41,285,786.40 and 18,453,931.20

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Solution

The fourth proportional to 27,523,857.60, 41,285,786.40 and 18,453,931.20 is: 27,680,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,523,857.60 : 41,285,786.40 = 18,453,931.20 : x
  2. Step 2: Convert to fraction form
    27,523,857.60/41,285,786.40 = 18,453,931.20/x
  3. Step 3: Cross multiply
    27,523,857.60x = 41,285,786.40 × 18,453,931.20
  4. Step 4: Simplify right side
    27,523,857.60x = 761,885,061,763,495.62
  5. Step 5: Solve for x
    x = 761,885,061,763,495.62/27,523,857.60
  6. Step 6: Final answer
    x = 27,680,896.80

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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.