Home / 18,574,331.64-25,631,171.46-10,423,995

Finding the Fourth Proportional to 18,574,331.64, 25,631,171.46 and 10,423,995

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Solution

The fourth proportional to 18,574,331.64, 25,631,171.46 and 10,423,995 is: 14,384,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,331.64 : 25,631,171.46 = 10,423,995 : x
  2. Step 2: Convert to fraction form
    18,574,331.64/25,631,171.46 = 10,423,995/x
  3. Step 3: Cross multiply
    18,574,331.64x = 25,631,171.46 × 10,423,995
  4. Step 4: Simplify right side
    18,574,331.64x = 267,179,203,143,182.72
  5. Step 5: Solve for x
    x = 267,179,203,143,182.72/18,574,331.64
  6. Step 6: Final answer
    x = 14,384,323.93

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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.