Home / 11,657,914.27-16,087,193.46-6,430,982.92

Finding the Fourth Proportional to 11,657,914.27, 16,087,193.46 and 6,430,982.92

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Solution

The fourth proportional to 11,657,914.27, 16,087,193.46 and 6,430,982.92 is: 8,874,354.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657,914.27 : 16,087,193.46 = 6,430,982.92 : x
  2. Step 2: Convert to fraction form
    11,657,914.27/16,087,193.46 = 6,430,982.92/x
  3. Step 3: Cross multiply
    11,657,914.27x = 16,087,193.46 × 6,430,982.92
  4. Step 4: Simplify right side
    11,657,914.27x = 103,456,466,331,777.73
  5. Step 5: Solve for x
    x = 103,456,466,331,777.73/11,657,914.27
  6. Step 6: Final answer
    x = 8,874,354.71

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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.