Home / 7,880,312.41-11,825,025.77-3,331,065.36

Finding the Fourth Proportional to 7,880,312.41, 11,825,025.77 and 3,331,065.36

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Solution

The fourth proportional to 7,880,312.41, 11,825,025.77 and 3,331,065.36 is: 4,998,524.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880,312.41 : 11,825,025.77 = 3,331,065.36 : x
  2. Step 2: Convert to fraction form
    7,880,312.41/11,825,025.77 = 3,331,065.36/x
  3. Step 3: Cross multiply
    7,880,312.41x = 11,825,025.77 × 3,331,065.36
  4. Step 4: Simplify right side
    7,880,312.41x = 39,389,933,776,225.84
  5. Step 5: Solve for x
    x = 39,389,933,776,225.84/7,880,312.41
  6. Step 6: Final answer
    x = 4,998,524.39

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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.