Home / 18,725,160.32-25,839,416.04-10,574,823.68

Finding the Fourth Proportional to 18,725,160.32, 25,839,416.04 and 10,574,823.68

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Solution

The fourth proportional to 18,725,160.32, 25,839,416.04 and 10,574,823.68 is: 14,592,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725,160.32 : 25,839,416.04 = 10,574,823.68 : x
  2. Step 2: Convert to fraction form
    18,725,160.32/25,839,416.04 = 10,574,823.68/x
  3. Step 3: Cross multiply
    18,725,160.32x = 25,839,416.04 × 10,574,823.68
  4. Step 4: Simplify right side
    18,725,160.32x = 273,247,268,617,163.81
  5. Step 5: Solve for x
    x = 273,247,268,617,163.81/18,725,160.32
  6. Step 6: Final answer
    x = 14,592,519.58

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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.