Home / 11,885,339.36-17,834,088.94-5,660,488.78

Finding the Fourth Proportional to 11,885,339.36, 17,834,088.94 and 5,660,488.78

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Solution

The fourth proportional to 11,885,339.36, 17,834,088.94 and 5,660,488.78 is: 8,493,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885,339.36 : 17,834,088.94 = 5,660,488.78 : x
  2. Step 2: Convert to fraction form
    11,885,339.36/17,834,088.94 = 5,660,488.78/x
  3. Step 3: Cross multiply
    11,885,339.36x = 17,834,088.94 × 5,660,488.78
  4. Step 4: Simplify right side
    11,885,339.36x = 100,949,660,287,655.64
  5. Step 5: Solve for x
    x = 100,949,660,287,655.64/11,885,339.36
  6. Step 6: Final answer
    x = 8,493,628.77

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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.