Home / 7,624,498.97-10,521,991.38-4,139,984.60

Finding the Fourth Proportional to 7,624,498.97, 10,521,991.38 and 4,139,984.60

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Solution

The fourth proportional to 7,624,498.97, 10,521,991.38 and 4,139,984.60 is: 5,713,278.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624,498.97 : 10,521,991.38 = 4,139,984.60 : x
  2. Step 2: Convert to fraction form
    7,624,498.97/10,521,991.38 = 4,139,984.60/x
  3. Step 3: Cross multiply
    7,624,498.97x = 10,521,991.38 × 4,139,984.60
  4. Step 4: Simplify right side
    7,624,498.97x = 43,560,882,274,532.75
  5. Step 5: Solve for x
    x = 43,560,882,274,532.75/7,624,498.97
  6. Step 6: Final answer
    x = 5,713,278.01

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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.