Home / 29,253,599.28-40,350,528.63-18,812,815.92

Finding the Fourth Proportional to 29,253,599.28, 40,350,528.63 and 18,812,815.92

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Solution

The fourth proportional to 29,253,599.28, 40,350,528.63 and 18,812,815.92 is: 25,949,185.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,253,599.28 : 40,350,528.63 = 18,812,815.92 : x
  2. Step 2: Convert to fraction form
    29,253,599.28/40,350,528.63 = 18,812,815.92/x
  3. Step 3: Cross multiply
    29,253,599.28x = 40,350,528.63 × 18,812,815.92
  4. Step 4: Simplify right side
    29,253,599.28x = 759,107,067,390,879.88
  5. Step 5: Solve for x
    x = 759,107,067,390,879.88/29,253,599.28
  6. Step 6: Final answer
    x = 25,949,185.27

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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.