Home / 8,492,816.98-12,739,247.95-3,943,288.36

Finding the Fourth Proportional to 8,492,816.98, 12,739,247.95 and 3,943,288.36

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Solution

The fourth proportional to 8,492,816.98, 12,739,247.95 and 3,943,288.36 is: 5,914,942.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492,816.98 : 12,739,247.95 = 3,943,288.36 : x
  2. Step 2: Convert to fraction form
    8,492,816.98/12,739,247.95 = 3,943,288.36/x
  3. Step 3: Cross multiply
    8,492,816.98x = 12,739,247.95 × 3,943,288.36
  4. Step 4: Simplify right side
    8,492,816.98x = 50,234,528,156,388.86
  5. Step 5: Solve for x
    x = 50,234,528,156,388.86/8,492,816.98
  6. Step 6: Final answer
    x = 5,914,942.98

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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.