Home / 18,324,555.93-25,276,266.69-11,257,056.45

Finding the Fourth Proportional to 18,324,555.93, 25,276,266.69 and 11,257,056.45

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Solution

The fourth proportional to 18,324,555.93, 25,276,266.69 and 11,257,056.45 is: 15,527,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324,555.93 : 25,276,266.69 = 11,257,056.45 : x
  2. Step 2: Convert to fraction form
    18,324,555.93/25,276,266.69 = 11,257,056.45/x
  3. Step 3: Cross multiply
    18,324,555.93x = 25,276,266.69 × 11,257,056.45
  4. Step 4: Simplify right side
    18,324,555.93x = 284,536,360,974,584.62
  5. Step 5: Solve for x
    x = 284,536,360,974,584.62/18,324,555.93
  6. Step 6: Final answer
    x = 15,527,599.25

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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.