Home / 30,217,216.20-45,325,824.30-10,022,458.20

Finding the Fourth Proportional to 30,217,216.20, 45,325,824.30 and 10,022,458.20

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Solution

The fourth proportional to 30,217,216.20, 45,325,824.30 and 10,022,458.20 is: 15,033,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,217,216.20 : 45,325,824.30 = 10,022,458.20 : x
  2. Step 2: Convert to fraction form
    30,217,216.20/45,325,824.30 = 10,022,458.20/x
  3. Step 3: Cross multiply
    30,217,216.20x = 45,325,824.30 × 10,022,458.20
  4. Step 4: Simplify right side
    30,217,216.20x = 454,276,179,427,294.19
  5. Step 5: Solve for x
    x = 454,276,179,427,294.19/30,217,216.20
  6. Step 6: Final answer
    x = 15,033,687.30

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Similar ratio
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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.