Home / 38,797,897-58,206,730.78-11,505,186.76

Finding the Fourth Proportional to 38,797,897, 58,206,730.78 and 11,505,186.76

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Solution

The fourth proportional to 38,797,897, 58,206,730.78 and 11,505,186.76 is: 17,260,711.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,797,897 : 58,206,730.78 = 11,505,186.76 : x
  2. Step 2: Convert to fraction form
    38,797,897/58,206,730.78 = 11,505,186.76/x
  3. Step 3: Cross multiply
    38,797,897x = 58,206,730.78 × 11,505,186.76
  4. Step 4: Simplify right side
    38,797,897x = 669,679,308,312,940.50
  5. Step 5: Solve for x
    x = 669,679,308,312,940.50/38,797,897
  6. Step 6: Final answer
    x = 17,260,711.54

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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.