Home / 13,431,532.14-18,536,171.43-7,553,016.31

Finding the Fourth Proportional to 13,431,532.14, 18,536,171.43 and 7,553,016.31

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Solution

The fourth proportional to 13,431,532.14, 18,536,171.43 and 7,553,016.31 is: 10,423,532.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,431,532.14 : 18,536,171.43 = 7,553,016.31 : x
  2. Step 2: Convert to fraction form
    13,431,532.14/18,536,171.43 = 7,553,016.31/x
  3. Step 3: Cross multiply
    13,431,532.14x = 18,536,171.43 × 7,553,016.31
  4. Step 4: Simplify right side
    13,431,532.14x = 140,004,005,135,746.02
  5. Step 5: Solve for x
    x = 140,004,005,135,746.02/13,431,532.14
  6. Step 6: Final answer
    x = 10,423,532.00

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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.