Home / 27,505,876.80-41,174,834.40-21,459,259.20

Finding the Fourth Proportional to 27,505,876.80, 41,174,834.40 and 21,459,259.20

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Solution

The fourth proportional to 27,505,876.80, 41,174,834.40 and 21,459,259.20 is: 32,123,369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,505,876.80 : 41,174,834.40 = 21,459,259.20 : x
  2. Step 2: Convert to fraction form
    27,505,876.80/41,174,834.40 = 21,459,259.20/x
  3. Step 3: Cross multiply
    27,505,876.80x = 41,174,834.40 × 21,459,259.20
  4. Step 4: Simplify right side
    27,505,876.80x = 883,581,443,906,676.38
  5. Step 5: Solve for x
    x = 883,581,443,906,676.38/27,505,876.80
  6. Step 6: Final answer
    x = 32,123,369.50

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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.