Home / 11,262,956.64-15,542,786.40-6,369,139.68

Finding the Fourth Proportional to 11,262,956.64, 15,542,786.40 and 6,369,139.68

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Solution

The fourth proportional to 11,262,956.64, 15,542,786.40 and 6,369,139.68 is: 8,789,359.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262,956.64 : 15,542,786.40 = 6,369,139.68 : x
  2. Step 2: Convert to fraction form
    11,262,956.64/15,542,786.40 = 6,369,139.68/x
  3. Step 3: Cross multiply
    11,262,956.64x = 15,542,786.40 × 6,369,139.68
  4. Step 4: Simplify right side
    11,262,956.64x = 98,994,177,598,004.34
  5. Step 5: Solve for x
    x = 98,994,177,598,004.34/11,262,956.64
  6. Step 6: Final answer
    x = 8,789,359.74

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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.