Home / 10,856,419.88-16,285,153.53-3,569,718.30

Finding the Fourth Proportional to 10,856,419.88, 16,285,153.53 and 3,569,718.30

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Solution

The fourth proportional to 10,856,419.88, 16,285,153.53 and 3,569,718.30 is: 5,354,749.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,419.88 : 16,285,153.53 = 3,569,718.30 : x
  2. Step 2: Convert to fraction form
    10,856,419.88/16,285,153.53 = 3,569,718.30/x
  3. Step 3: Cross multiply
    10,856,419.88x = 16,285,153.53 × 3,569,718.30
  4. Step 4: Simplify right side
    10,856,419.88x = 58,133,410,574,350.59
  5. Step 5: Solve for x
    x = 58,133,410,574,350.59/10,856,419.88
  6. Step 6: Final answer
    x = 5,354,749.65

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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.