Home / 5,555,111.82-8,330,938.08-1,960,036.47

Finding the Fourth Proportional to 5,555,111.82, 8,330,938.08 and 1,960,036.47

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Solution

The fourth proportional to 5,555,111.82, 8,330,938.08 and 1,960,036.47 is: 2,939,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,111.82 : 8,330,938.08 = 1,960,036.47 : x
  2. Step 2: Convert to fraction form
    5,555,111.82/8,330,938.08 = 1,960,036.47/x
  3. Step 3: Cross multiply
    5,555,111.82x = 8,330,938.08 × 1,960,036.47
  4. Step 4: Simplify right side
    5,555,111.82x = 16,328,942,466,111.78
  5. Step 5: Solve for x
    x = 16,328,942,466,111.78/5,555,111.82
  6. Step 6: Final answer
    x = 2,939,444.42

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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.