Home / 11,131,761.81-16,685,988.71-4,658,545.94

Finding the Fourth Proportional to 11,131,761.81, 16,685,988.71 and 4,658,545.94

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Solution

The fourth proportional to 11,131,761.81, 16,685,988.71 and 4,658,545.94 is: 6,982,941.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131,761.81 : 16,685,988.71 = 4,658,545.94 : x
  2. Step 2: Convert to fraction form
    11,131,761.81/16,685,988.71 = 4,658,545.94/x
  3. Step 3: Cross multiply
    11,131,761.81x = 16,685,988.71 × 4,658,545.94
  4. Step 4: Simplify right side
    11,131,761.81x = 77,732,444,926,267.33
  5. Step 5: Solve for x
    x = 77,732,444,926,267.33/11,131,761.81
  6. Step 6: Final answer
    x = 6,982,941.81

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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.