Home / 11,085,863.21-15,187,380.25-10,671,382.48

Finding the Fourth Proportional to 11,085,863.21, 15,187,380.25 and 10,671,382.48

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Solution

The fourth proportional to 11,085,863.21, 15,187,380.25 and 10,671,382.48 is: 14,619,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085,863.21 : 15,187,380.25 = 10,671,382.48 : x
  2. Step 2: Convert to fraction form
    11,085,863.21/15,187,380.25 = 10,671,382.48/x
  3. Step 3: Cross multiply
    11,085,863.21x = 15,187,380.25 × 10,671,382.48
  4. Step 4: Simplify right side
    11,085,863.21x = 162,070,343,406,692.12
  5. Step 5: Solve for x
    x = 162,070,343,406,692.12/11,085,863.21
  6. Step 6: Final answer
    x = 14,619,551.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.