Home / 6,467,278.92-9,699,263.12-1,917,263.72

Finding the Fourth Proportional to 6,467,278.92, 9,699,263.12 and 1,917,263.72

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Solution

The fourth proportional to 6,467,278.92, 9,699,263.12 and 1,917,263.72 is: 2,875,404.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467,278.92 : 9,699,263.12 = 1,917,263.72 : x
  2. Step 2: Convert to fraction form
    6,467,278.92/9,699,263.12 = 1,917,263.72/x
  3. Step 3: Cross multiply
    6,467,278.92x = 9,699,263.12 × 1,917,263.72
  4. Step 4: Simplify right side
    6,467,278.92x = 18,596,045,290,710.00
  5. Step 5: Solve for x
    x = 18,596,045,290,710.00/6,467,278.92
  6. Step 6: Final answer
    x = 2,875,404.87

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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.