Home / 10,215,812.56-14,097,816.78-5,865,179.44

Finding the Fourth Proportional to 10,215,812.56, 14,097,816.78 and 5,865,179.44

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Solution

The fourth proportional to 10,215,812.56, 14,097,816.78 and 5,865,179.44 is: 8,093,945.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,215,812.56 : 14,097,816.78 = 5,865,179.44 : x
  2. Step 2: Convert to fraction form
    10,215,812.56/14,097,816.78 = 5,865,179.44/x
  3. Step 3: Cross multiply
    10,215,812.56x = 14,097,816.78 × 5,865,179.44
  4. Step 4: Simplify right side
    10,215,812.56x = 82,686,225,126,943
  5. Step 5: Solve for x
    x = 82,686,225,126,943/10,215,812.56
  6. Step 6: Final answer
    x = 8,093,945.01

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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.