Home / 6,212,695.31-8,573,437.78-3,421,764.98

Finding the Fourth Proportional to 6,212,695.31, 8,573,437.78 and 3,421,764.98

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Solution

The fourth proportional to 6,212,695.31, 8,573,437.78 and 3,421,764.98 is: 4,721,990.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212,695.31 : 8,573,437.78 = 3,421,764.98 : x
  2. Step 2: Convert to fraction form
    6,212,695.31/8,573,437.78 = 3,421,764.98/x
  3. Step 3: Cross multiply
    6,212,695.31x = 8,573,437.78 × 3,421,764.98
  4. Step 4: Simplify right side
    6,212,695.31x = 29,336,289,110,945.75
  5. Step 5: Solve for x
    x = 29,336,289,110,945.75/6,212,695.31
  6. Step 6: Final answer
    x = 4,721,990.65

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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.