Home / 22,157,500.40-30,582,452.40-12,993,095.60

Finding the Fourth Proportional to 22,157,500.40, 30,582,452.40 and 12,993,095.60

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Solution

The fourth proportional to 22,157,500.40, 30,582,452.40 and 12,993,095.60 is: 17,933,463.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157,500.40 : 30,582,452.40 = 12,993,095.60 : x
  2. Step 2: Convert to fraction form
    22,157,500.40/30,582,452.40 = 12,993,095.60/x
  3. Step 3: Cross multiply
    22,157,500.40x = 30,582,452.40 × 12,993,095.60
  4. Step 4: Simplify right side
    22,157,500.40x = 397,360,727,715,649.44
  5. Step 5: Solve for x
    x = 397,360,727,715,649.44/22,157,500.40
  6. Step 6: Final answer
    x = 17,933,463.64

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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.