Home / 5,927,985.76-8,180,618.74-3,211,731.76

Finding the Fourth Proportional to 5,927,985.76, 8,180,618.74 and 3,211,731.76

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Solution

The fourth proportional to 5,927,985.76, 8,180,618.74 and 3,211,731.76 is: 4,432,188.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927,985.76 : 8,180,618.74 = 3,211,731.76 : x
  2. Step 2: Convert to fraction form
    5,927,985.76/8,180,618.74 = 3,211,731.76/x
  3. Step 3: Cross multiply
    5,927,985.76x = 8,180,618.74 × 3,211,731.76
  4. Step 4: Simplify right side
    5,927,985.76x = 26,273,953,023,709.18
  5. Step 5: Solve for x
    x = 26,273,953,023,709.18/5,927,985.76
  6. Step 6: Final answer
    x = 4,432,188.96

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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.