Home / 13,657,209.26-18,846,724.29-7,546,206.38

Finding the Fourth Proportional to 13,657,209.26, 18,846,724.29 and 7,546,206.38

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Solution

The fourth proportional to 13,657,209.26, 18,846,724.29 and 7,546,206.38 is: 10,413,640.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657,209.26 : 18,846,724.29 = 7,546,206.38 : x
  2. Step 2: Convert to fraction form
    13,657,209.26/18,846,724.29 = 7,546,206.38/x
  3. Step 3: Cross multiply
    13,657,209.26x = 18,846,724.29 × 7,546,206.38
  4. Step 4: Simplify right side
    13,657,209.26x = 142,221,271,079,298.97
  5. Step 5: Solve for x
    x = 142,221,271,079,298.97/13,657,209.26
  6. Step 6: Final answer
    x = 10,413,640.76

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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.