Home / 40,419,067.80-60,628,601.70-11,666,141.40

Finding the Fourth Proportional to 40,419,067.80, 60,628,601.70 and 11,666,141.40

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Solution

The fourth proportional to 40,419,067.80, 60,628,601.70 and 11,666,141.40 is: 17,499,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419,067.80 : 60,628,601.70 = 11,666,141.40 : x
  2. Step 2: Convert to fraction form
    40,419,067.80/60,628,601.70 = 11,666,141.40/x
  3. Step 3: Cross multiply
    40,419,067.80x = 60,628,601.70 × 11,666,141.40
  4. Step 4: Simplify right side
    40,419,067.80x = 707,301,840,316,480.38
  5. Step 5: Solve for x
    x = 707,301,840,316,480.38/40,419,067.80
  6. Step 6: Final answer
    x = 17,499,212.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.