Home / 28,800,709-43,201,105.07-11,761,381.93

Finding the Fourth Proportional to 28,800,709, 43,201,105.07 and 11,761,381.93

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Solution

The fourth proportional to 28,800,709, 43,201,105.07 and 11,761,381.93 is: 17,642,089.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,800,709 : 43,201,105.07 = 11,761,381.93 : x
  2. Step 2: Convert to fraction form
    28,800,709/43,201,105.07 = 11,761,381.93/x
  3. Step 3: Cross multiply
    28,800,709x = 43,201,105.07 × 11,761,381.93
  4. Step 4: Simplify right side
    28,800,709x = 508,104,696,526,329.38
  5. Step 5: Solve for x
    x = 508,104,696,526,329.38/28,800,709
  6. Step 6: Final answer
    x = 17,642,089.87

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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.