Home / 31,458,331.74-43,413,844.68-17,519,686.76

Finding the Fourth Proportional to 31,458,331.74, 43,413,844.68 and 17,519,686.76

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Solution

The fourth proportional to 31,458,331.74, 43,413,844.68 and 17,519,686.76 is: 24,177,917.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,458,331.74 : 43,413,844.68 = 17,519,686.76 : x
  2. Step 2: Convert to fraction form
    31,458,331.74/43,413,844.68 = 17,519,686.76/x
  3. Step 3: Cross multiply
    31,458,331.74x = 43,413,844.68 × 17,519,686.76
  4. Step 4: Simplify right side
    31,458,331.74x = 760,596,959,840,892.50
  5. Step 5: Solve for x
    x = 760,596,959,840,892.50/31,458,331.74
  6. Step 6: Final answer
    x = 24,177,917.83

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1.5x scale

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.