Home / 53,776,926.20-80,665,389.30-19,701,716.60

Finding the Fourth Proportional to 53,776,926.20, 80,665,389.30 and 19,701,716.60

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Solution

The fourth proportional to 53,776,926.20, 80,665,389.30 and 19,701,716.60 is: 29,552,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,776,926.20 : 80,665,389.30 = 19,701,716.60 : x
  2. Step 2: Convert to fraction form
    53,776,926.20/80,665,389.30 = 19,701,716.60/x
  3. Step 3: Cross multiply
    53,776,926.20x = 80,665,389.30 × 19,701,716.60
  4. Step 4: Simplify right side
    53,776,926.20x = 1,589,246,639,417,272.50
  5. Step 5: Solve for x
    x = 1,589,246,639,417,272.50/53,776,926.20
  6. Step 6: Final answer
    x = 29,552,574.90

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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.