Home / 9,962,021.40-14,947,697.70-5,175,115.80

Finding the Fourth Proportional to 9,962,021.40, 14,947,697.70 and 5,175,115.80

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Solution

The fourth proportional to 9,962,021.40, 14,947,697.70 and 5,175,115.80 is: 7,765,097.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962,021.40 : 14,947,697.70 = 5,175,115.80 : x
  2. Step 2: Convert to fraction form
    9,962,021.40/14,947,697.70 = 5,175,115.80/x
  3. Step 3: Cross multiply
    9,962,021.40x = 14,947,697.70 × 5,175,115.80
  4. Step 4: Simplify right side
    9,962,021.40x = 77,356,066,540,893.66
  5. Step 5: Solve for x
    x = 77,356,066,540,893.66/9,962,021.40
  6. Step 6: Final answer
    x = 7,765,097.41

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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.