Home / 5,715,409.50-7,887,366.90-3,137,330.16

Finding the Fourth Proportional to 5,715,409.50, 7,887,366.90 and 3,137,330.16

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Solution

The fourth proportional to 5,715,409.50, 7,887,366.90 and 3,137,330.16 is: 4,329,571.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715,409.50 : 7,887,366.90 = 3,137,330.16 : x
  2. Step 2: Convert to fraction form
    5,715,409.50/7,887,366.90 = 3,137,330.16/x
  3. Step 3: Cross multiply
    5,715,409.50x = 7,887,366.90 × 3,137,330.16
  4. Step 4: Simplify right side
    5,715,409.50x = 24,745,274,058,355.71
  5. Step 5: Solve for x
    x = 24,745,274,058,355.71/5,715,409.50
  6. Step 6: Final answer
    x = 4,329,571.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.