Home / 39,917,932.60-55,086,426.12-23,174,225.76

Finding the Fourth Proportional to 39,917,932.60, 55,086,426.12 and 23,174,225.76

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Solution

The fourth proportional to 39,917,932.60, 55,086,426.12 and 23,174,225.76 is: 31,980,245.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917,932.60 : 55,086,426.12 = 23,174,225.76 : x
  2. Step 2: Convert to fraction form
    39,917,932.60/55,086,426.12 = 23,174,225.76/x
  3. Step 3: Cross multiply
    39,917,932.60x = 55,086,426.12 × 23,174,225.76
  4. Step 4: Simplify right side
    39,917,932.60x = 1,276,585,275,216,441
  5. Step 5: Solve for x
    x = 1,276,585,275,216,441/39,917,932.60
  6. Step 6: Final answer
    x = 31,980,245.27

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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.