Home / 29,204,989.83-40,315,295.55-18,197,178.47

Finding the Fourth Proportional to 29,204,989.83, 40,315,295.55 and 18,197,178.47

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Solution

The fourth proportional to 29,204,989.83, 40,315,295.55 and 18,197,178.47 is: 25,119,838.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,204,989.83 : 40,315,295.55 = 18,197,178.47 : x
  2. Step 2: Convert to fraction form
    29,204,989.83/40,315,295.55 = 18,197,178.47/x
  3. Step 3: Cross multiply
    29,204,989.83x = 40,315,295.55 × 18,197,178.47
  4. Step 4: Simplify right side
    29,204,989.83x = 733,624,628,336,388.25
  5. Step 5: Solve for x
    x = 733,624,628,336,388.25/29,204,989.83
  6. Step 6: Final answer
    x = 25,119,838.51

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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.