Home / 10,758,045.60-16,120,479.60-9,331,408.80

Finding the Fourth Proportional to 10,758,045.60, 16,120,479.60 and 9,331,408.80

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Solution

The fourth proportional to 10,758,045.60, 16,120,479.60 and 9,331,408.80 is: 13,982,724.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758,045.60 : 16,120,479.60 = 9,331,408.80 : x
  2. Step 2: Convert to fraction form
    10,758,045.60/16,120,479.60 = 9,331,408.80/x
  3. Step 3: Cross multiply
    10,758,045.60x = 16,120,479.60 × 9,331,408.80
  4. Step 4: Simplify right side
    10,758,045.60x = 150,426,785,199,660.50
  5. Step 5: Solve for x
    x = 150,426,785,199,660.50/10,758,045.60
  6. Step 6: Final answer
    x = 13,982,724.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.