Home / 47,085,739.59-64,979,728.47-25,891,418.44

Finding the Fourth Proportional to 47,085,739.59, 64,979,728.47 and 25,891,418.44

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Solution

The fourth proportional to 47,085,739.59, 64,979,728.47 and 25,891,418.44 is: 35,730,931.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,085,739.59 : 64,979,728.47 = 25,891,418.44 : x
  2. Step 2: Convert to fraction form
    47,085,739.59/64,979,728.47 = 25,891,418.44/x
  3. Step 3: Cross multiply
    47,085,739.59x = 64,979,728.47 × 25,891,418.44
  4. Step 4: Simplify right side
    47,085,739.59x = 1,682,417,340,015,575.75
  5. Step 5: Solve for x
    x = 1,682,417,340,015,575.75/47,085,739.59
  6. Step 6: Final answer
    x = 35,730,931.58

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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.