Home / 10,693,564.20-16,040,346.30-6,662,485.80

Finding the Fourth Proportional to 10,693,564.20, 16,040,346.30 and 6,662,485.80

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Solution

The fourth proportional to 10,693,564.20, 16,040,346.30 and 6,662,485.80 is: 9,993,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693,564.20 : 16,040,346.30 = 6,662,485.80 : x
  2. Step 2: Convert to fraction form
    10,693,564.20/16,040,346.30 = 6,662,485.80/x
  3. Step 3: Cross multiply
    10,693,564.20x = 16,040,346.30 × 6,662,485.80
  4. Step 4: Simplify right side
    10,693,564.20x = 106,868,579,450,832.55
  5. Step 5: Solve for x
    x = 106,868,579,450,832.55/10,693,564.20
  6. Step 6: Final answer
    x = 9,993,728.70

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1.5x scale

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.