Home / 11,289,703.64-16,908,942.93-7,191,046.94

Finding the Fourth Proportional to 11,289,703.64, 16,908,942.93 and 7,191,046.94

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Solution

The fourth proportional to 11,289,703.64, 16,908,942.93 and 7,191,046.94 is: 10,770,256.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,289,703.64 : 16,908,942.93 = 7,191,046.94 : x
  2. Step 2: Convert to fraction form
    11,289,703.64/16,908,942.93 = 7,191,046.94/x
  3. Step 3: Cross multiply
    11,289,703.64x = 16,908,942.93 × 7,191,046.94
  4. Step 4: Simplify right side
    11,289,703.64x = 121,593,002,230,866.41
  5. Step 5: Solve for x
    x = 121,593,002,230,866.41/11,289,703.64
  6. Step 6: Final answer
    x = 10,770,256.35

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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.