Home / 13,614,416.77-18,787,895.40-7,502,845.27

Finding the Fourth Proportional to 13,614,416.77, 18,787,895.40 and 7,502,845.27

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Solution

The fourth proportional to 13,614,416.77, 18,787,895.40 and 7,502,845.27 is: 10,353,926.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,416.77 : 18,787,895.40 = 7,502,845.27 : x
  2. Step 2: Convert to fraction form
    13,614,416.77/18,787,895.40 = 7,502,845.27/x
  3. Step 3: Cross multiply
    13,614,416.77x = 18,787,895.40 × 7,502,845.27
  4. Step 4: Simplify right side
    13,614,416.77x = 140,962,672,135,144.75
  5. Step 5: Solve for x
    x = 140,962,672,135,144.75/13,614,416.77
  6. Step 6: Final answer
    x = 10,353,926.61

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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.