Home / 10,946,933.60-16,420,400.40-6,915,855.20

Finding the Fourth Proportional to 10,946,933.60, 16,420,400.40 and 6,915,855.20

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Solution

The fourth proportional to 10,946,933.60, 16,420,400.40 and 6,915,855.20 is: 10,373,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946,933.60 : 16,420,400.40 = 6,915,855.20 : x
  2. Step 2: Convert to fraction form
    10,946,933.60/16,420,400.40 = 6,915,855.20/x
  3. Step 3: Cross multiply
    10,946,933.60x = 16,420,400.40 × 6,915,855.20
  4. Step 4: Simplify right side
    10,946,933.60x = 113,561,111,492,422.08
  5. Step 5: Solve for x
    x = 113,561,111,492,422.08/10,946,933.60
  6. Step 6: Final answer
    x = 10,373,782.80

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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.