Home / 5,616,540.31-8,424,810.50-1,356,708.55

Finding the Fourth Proportional to 5,616,540.31, 8,424,810.50 and 1,356,708.55

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Solution

The fourth proportional to 5,616,540.31, 8,424,810.50 and 1,356,708.55 is: 2,035,062.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616,540.31 : 8,424,810.50 = 1,356,708.55 : x
  2. Step 2: Convert to fraction form
    5,616,540.31/8,424,810.50 = 1,356,708.55/x
  3. Step 3: Cross multiply
    5,616,540.31x = 8,424,810.50 × 1,356,708.55
  4. Step 4: Simplify right side
    5,616,540.31x = 11,430,012,437,479.78
  5. Step 5: Solve for x
    x = 11,430,012,437,479.78/5,616,540.31
  6. Step 6: Final answer
    x = 2,035,062.83

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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.