Home / 21,965,728.87-32,949,847.23-7,386,798.07

Finding the Fourth Proportional to 21,965,728.87, 32,949,847.23 and 7,386,798.07

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Solution

The fourth proportional to 21,965,728.87, 32,949,847.23 and 7,386,798.07 is: 11,080,618.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,965,728.87 : 32,949,847.23 = 7,386,798.07 : x
  2. Step 2: Convert to fraction form
    21,965,728.87/32,949,847.23 = 7,386,798.07/x
  3. Step 3: Cross multiply
    21,965,728.87x = 32,949,847.23 × 7,386,798.07
  4. Step 4: Simplify right side
    21,965,728.87x = 243,393,867,925,358.84
  5. Step 5: Solve for x
    x = 243,393,867,925,358.84/21,965,728.87
  6. Step 6: Final answer
    x = 11,080,618.78

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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.