Home / 36,988,716.84-51,044,513.22-20,470,043.40

Finding the Fourth Proportional to 36,988,716.84, 51,044,513.22 and 20,470,043.40

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Solution

The fourth proportional to 36,988,716.84, 51,044,513.22 and 20,470,043.40 is: 28,248,706.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,988,716.84 : 51,044,513.22 = 20,470,043.40 : x
  2. Step 2: Convert to fraction form
    36,988,716.84/51,044,513.22 = 20,470,043.40/x
  3. Step 3: Cross multiply
    36,988,716.84x = 51,044,513.22 × 20,470,043.40
  4. Step 4: Simplify right side
    36,988,716.84x = 1,044,883,400,945,273.62
  5. Step 5: Solve for x
    x = 1,044,883,400,945,273.62/36,988,716.84
  6. Step 6: Final answer
    x = 28,248,706.37

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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.