Home / 17,919,326.40-26,878,989.60-6,555,998.40

Finding the Fourth Proportional to 17,919,326.40, 26,878,989.60 and 6,555,998.40

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Solution

The fourth proportional to 17,919,326.40, 26,878,989.60 and 6,555,998.40 is: 9,833,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919,326.40 : 26,878,989.60 = 6,555,998.40 : x
  2. Step 2: Convert to fraction form
    17,919,326.40/26,878,989.60 = 6,555,998.40/x
  3. Step 3: Cross multiply
    17,919,326.40x = 26,878,989.60 × 6,555,998.40
  4. Step 4: Simplify right side
    17,919,326.40x = 176,218,612,811,216.66
  5. Step 5: Solve for x
    x = 176,218,612,811,216.66/17,919,326.40
  6. Step 6: Final answer
    x = 9,833,997.60

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