Home / 20,845,841.14-28,767,263.54-11,554,010.45

Finding the Fourth Proportional to 20,845,841.14, 28,767,263.54 and 11,554,010.45

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Solution

The fourth proportional to 20,845,841.14, 28,767,263.54 and 11,554,010.45 is: 15,944,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,845,841.14 : 28,767,263.54 = 11,554,010.45 : x
  2. Step 2: Convert to fraction form
    20,845,841.14/28,767,263.54 = 11,554,010.45/x
  3. Step 3: Cross multiply
    20,845,841.14x = 28,767,263.54 × 11,554,010.45
  4. Step 4: Simplify right side
    20,845,841.14x = 332,377,263,559,063.94
  5. Step 5: Solve for x
    x = 332,377,263,559,063.94/20,845,841.14
  6. Step 6: Final answer
    x = 15,944,535.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.