Home / 5,927,861.76-8,180,447.63-3,211,607.76

Finding the Fourth Proportional to 5,927,861.76, 8,180,447.63 and 3,211,607.76

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Solution

The fourth proportional to 5,927,861.76, 8,180,447.63 and 3,211,607.76 is: 4,432,017.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927,861.76 : 8,180,447.63 = 3,211,607.76 : x
  2. Step 2: Convert to fraction form
    5,927,861.76/8,180,447.63 = 3,211,607.76/x
  3. Step 3: Cross multiply
    5,927,861.76x = 8,180,447.63 × 3,211,607.76
  4. Step 4: Simplify right side
    5,927,861.76x = 26,272,389,072,723.57
  5. Step 5: Solve for x
    x = 26,272,389,072,723.57/5,927,861.76
  6. Step 6: Final answer
    x = 4,432,017.84

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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.