Home / 8,605,723.89-12,903,866.02-3,413,073.75

Finding the Fourth Proportional to 8,605,723.89, 12,903,866.02 and 3,413,073.75

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Solution

The fourth proportional to 8,605,723.89, 12,903,866.02 and 3,413,073.75 is: 5,117,738.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,605,723.89 : 12,903,866.02 = 3,413,073.75 : x
  2. Step 2: Convert to fraction form
    8,605,723.89/12,903,866.02 = 3,413,073.75/x
  3. Step 3: Cross multiply
    8,605,723.89x = 12,903,866.02 × 3,413,073.75
  4. Step 4: Simplify right side
    8,605,723.89x = 44,041,846,386,378.98
  5. Step 5: Solve for x
    x = 44,041,846,386,378.98/8,605,723.89
  6. Step 6: Final answer
    x = 5,117,738.72

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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.