Home / 10,215,280.64-14,097,183.57-5,631,766.04

Finding the Fourth Proportional to 10,215,280.64, 14,097,183.57 and 5,631,766.04

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Solution

The fourth proportional to 10,215,280.64, 14,097,183.57 and 5,631,766.04 is: 7,771,890.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,215,280.64 : 14,097,183.57 = 5,631,766.04 : x
  2. Step 2: Convert to fraction form
    10,215,280.64/14,097,183.57 = 5,631,766.04/x
  3. Step 3: Cross multiply
    10,215,280.64x = 14,097,183.57 × 5,631,766.04
  4. Step 4: Simplify right side
    10,215,280.64x = 79,392,039,689,171.97
  5. Step 5: Solve for x
    x = 79,392,039,689,171.97/10,215,280.64
  6. Step 6: Final answer
    x = 7,771,890.22

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1.5x scale

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.