Home / 11,291,891.36-16,928,315.28-4,897,327.46

Finding the Fourth Proportional to 11,291,891.36, 16,928,315.28 and 4,897,327.46

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Solution

The fourth proportional to 11,291,891.36, 16,928,315.28 and 4,897,327.46 is: 7,341,861.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,291,891.36 : 16,928,315.28 = 4,897,327.46 : x
  2. Step 2: Convert to fraction form
    11,291,891.36/16,928,315.28 = 4,897,327.46/x
  3. Step 3: Cross multiply
    11,291,891.36x = 16,928,315.28 × 4,897,327.46
  4. Step 4: Simplify right side
    11,291,891.36x = 82,903,503,187,640.02
  5. Step 5: Solve for x
    x = 82,903,503,187,640.02/11,291,891.36
  6. Step 6: Final answer
    x = 7,341,861.57

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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.