Home / 10,970,772-16,466,772.16-5,294,991.84

Finding the Fourth Proportional to 10,970,772, 16,466,772.16 and 5,294,991.84

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Solution

The fourth proportional to 10,970,772, 16,466,772.16 and 5,294,991.84 is: 7,947,610.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970,772 : 16,466,772.16 = 5,294,991.84 : x
  2. Step 2: Convert to fraction form
    10,970,772/16,466,772.16 = 5,294,991.84/x
  3. Step 3: Cross multiply
    10,970,772x = 16,466,772.16 × 5,294,991.84
  4. Step 4: Simplify right side
    10,970,772x = 87,191,424,218,339.17
  5. Step 5: Solve for x
    x = 87,191,424,218,339.17/10,970,772
  6. Step 6: Final answer
    x = 7,947,610.63

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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.