Home / 64,805,629.52-89,389,632.84-41,563,943.12

Finding the Fourth Proportional to 64,805,629.52, 89,389,632.84 and 41,563,943.12

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Solution

The fourth proportional to 64,805,629.52, 89,389,632.84 and 41,563,943.12 is: 57,331,217.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,805,629.52 : 89,389,632.84 = 41,563,943.12 : x
  2. Step 2: Convert to fraction form
    64,805,629.52/89,389,632.84 = 41,563,943.12/x
  3. Step 3: Cross multiply
    64,805,629.52x = 89,389,632.84 × 41,563,943.12
  4. Step 4: Simplify right side
    64,805,629.52x = 3,715,385,614,879,444
  5. Step 5: Solve for x
    x = 3,715,385,614,879,444/64,805,629.52
  6. Step 6: Final answer
    x = 57,331,217.09

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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.