Home / 11,701,143.78-16,147,490.61-6,544,505.33

Finding the Fourth Proportional to 11,701,143.78, 16,147,490.61 and 6,544,505.33

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Solution

The fourth proportional to 11,701,143.78, 16,147,490.61 and 6,544,505.33 is: 9,031,368.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701,143.78 : 16,147,490.61 = 6,544,505.33 : x
  2. Step 2: Convert to fraction form
    11,701,143.78/16,147,490.61 = 6,544,505.33/x
  3. Step 3: Cross multiply
    11,701,143.78x = 16,147,490.61 × 6,544,505.33
  4. Step 4: Simplify right side
    11,701,143.78x = 105,677,338,330,814.64
  5. Step 5: Solve for x
    x = 105,677,338,330,814.64/11,701,143.78
  6. Step 6: Final answer
    x = 9,031,368.24

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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.