Home / 11,006,239.16-16,435,245.06-8,988,488.66

Finding the Fourth Proportional to 11,006,239.16, 16,435,245.06 and 8,988,488.66

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Solution

The fourth proportional to 11,006,239.16, 16,435,245.06 and 8,988,488.66 is: 13,422,206.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006,239.16 : 16,435,245.06 = 8,988,488.66 : x
  2. Step 2: Convert to fraction form
    11,006,239.16/16,435,245.06 = 8,988,488.66/x
  3. Step 3: Cross multiply
    11,006,239.16x = 16,435,245.06 × 8,988,488.66
  4. Step 4: Simplify right side
    11,006,239.16x = 147,728,013,887,219.12
  5. Step 5: Solve for x
    x = 147,728,013,887,219.12/11,006,239.16
  6. Step 6: Final answer
    x = 13,422,206.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.