Home / 8,254,948.46-11,392,879.50-4,991,786.87

Finding the Fourth Proportional to 8,254,948.46, 11,392,879.50 and 4,991,786.87

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Solution

The fourth proportional to 8,254,948.46, 11,392,879.50 and 4,991,786.87 is: 6,889,301.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254,948.46 : 11,392,879.50 = 4,991,786.87 : x
  2. Step 2: Convert to fraction form
    8,254,948.46/11,392,879.50 = 4,991,786.87/x
  3. Step 3: Cross multiply
    8,254,948.46x = 11,392,879.50 × 4,991,786.87
  4. Step 4: Simplify right side
    8,254,948.46x = 56,870,826,242,627.77
  5. Step 5: Solve for x
    x = 56,870,826,242,627.77/8,254,948.46
  6. Step 6: Final answer
    x = 6,889,301.19

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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.