Home / 21,800,255.20-32,694,477.90-6,447,515.20

Finding the Fourth Proportional to 21,800,255.20, 32,694,477.90 and 6,447,515.20

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Solution

The fourth proportional to 21,800,255.20, 32,694,477.90 and 6,447,515.20 is: 9,669,526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,800,255.20 : 32,694,477.90 = 6,447,515.20 : x
  2. Step 2: Convert to fraction form
    21,800,255.20/32,694,477.90 = 6,447,515.20/x
  3. Step 3: Cross multiply
    21,800,255.20x = 32,694,477.90 × 6,447,515.20
  4. Step 4: Simplify right side
    21,800,255.20x = 210,798,143,216,314.06
  5. Step 5: Solve for x
    x = 210,798,143,216,314.06/21,800,255.20
  6. Step 6: Final answer
    x = 9,669,526.40

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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.