Home / 13,705,599.60-18,906,652.44-9,293,833.44

Finding the Fourth Proportional to 13,705,599.60, 18,906,652.44 and 9,293,833.44

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Solution

The fourth proportional to 13,705,599.60, 18,906,652.44 and 9,293,833.44 is: 12,820,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,705,599.60 : 18,906,652.44 = 9,293,833.44 : x
  2. Step 2: Convert to fraction form
    13,705,599.60/18,906,652.44 = 9,293,833.44/x
  3. Step 3: Cross multiply
    13,705,599.60x = 18,906,652.44 × 9,293,833.44
  4. Step 4: Simplify right side
    13,705,599.60x = 175,715,278,685,329.59
  5. Step 5: Solve for x
    x = 175,715,278,685,329.59/13,705,599.60
  6. Step 6: Final answer
    x = 12,820,692.55

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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.