Home / 27,363,423.60-41,018,063.40-12,961,177.20

Finding the Fourth Proportional to 27,363,423.60, 41,018,063.40 and 12,961,177.20

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Solution

The fourth proportional to 27,363,423.60, 41,018,063.40 and 12,961,177.20 is: 19,428,942.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,363,423.60 : 41,018,063.40 = 12,961,177.20 : x
  2. Step 2: Convert to fraction form
    27,363,423.60/41,018,063.40 = 12,961,177.20/x
  3. Step 3: Cross multiply
    27,363,423.60x = 41,018,063.40 × 12,961,177.20
  4. Step 4: Simplify right side
    27,363,423.60x = 531,642,388,128,234.44
  5. Step 5: Solve for x
    x = 531,642,388,128,234.44/27,363,423.60
  6. Step 6: Final answer
    x = 19,428,942.66

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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.