Home / 18,137,719.04-25,029,806.24-10,297,160.16

Finding the Fourth Proportional to 18,137,719.04, 25,029,806.24 and 10,297,160.16

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Solution

The fourth proportional to 18,137,719.04, 25,029,806.24 and 10,297,160.16 is: 14,209,941.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,137,719.04 : 25,029,806.24 = 10,297,160.16 : x
  2. Step 2: Convert to fraction form
    18,137,719.04/25,029,806.24 = 10,297,160.16/x
  3. Step 3: Cross multiply
    18,137,719.04x = 25,029,806.24 × 10,297,160.16
  4. Step 4: Simplify right side
    18,137,719.04x = 257,735,923,627,047.38
  5. Step 5: Solve for x
    x = 257,735,923,627,047.38/18,137,719.04
  6. Step 6: Final answer
    x = 14,209,941.34

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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.