Home / 40,511,698.08-55,906,139.20-21,926,834.96

Finding the Fourth Proportional to 40,511,698.08, 55,906,139.20 and 21,926,834.96

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Solution

The fourth proportional to 40,511,698.08, 55,906,139.20 and 21,926,834.96 is: 30,259,030.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,511,698.08 : 55,906,139.20 = 21,926,834.96 : x
  2. Step 2: Convert to fraction form
    40,511,698.08/55,906,139.20 = 21,926,834.96/x
  3. Step 3: Cross multiply
    40,511,698.08x = 55,906,139.20 × 21,926,834.96
  4. Step 4: Simplify right side
    40,511,698.08x = 1,225,844,687,489,186.50
  5. Step 5: Solve for x
    x = 1,225,844,687,489,186.50/40,511,698.08
  6. Step 6: Final answer
    x = 30,259,030.00

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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.