Home / 14,220,812.89-19,624,581.88-7,694,299.09

Finding the Fourth Proportional to 14,220,812.89, 19,624,581.88 and 7,694,299.09

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Solution

The fourth proportional to 14,220,812.89, 19,624,581.88 and 7,694,299.09 is: 10,618,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220,812.89 : 19,624,581.88 = 7,694,299.09 : x
  2. Step 2: Convert to fraction form
    14,220,812.89/19,624,581.88 = 7,694,299.09/x
  3. Step 3: Cross multiply
    14,220,812.89x = 19,624,581.88 × 7,694,299.09
  4. Step 4: Simplify right side
    14,220,812.89x = 150,997,402,500,914.47
  5. Step 5: Solve for x
    x = 150,997,402,500,914.47/14,220,812.89
  6. Step 6: Final answer
    x = 10,618,057.05

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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.