Home / 11,839,342.50-16,338,292.65-6,406,834.50

Finding the Fourth Proportional to 11,839,342.50, 16,338,292.65 and 6,406,834.50

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Solution

The fourth proportional to 11,839,342.50, 16,338,292.65 and 6,406,834.50 is: 8,841,431.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839,342.50 : 16,338,292.65 = 6,406,834.50 : x
  2. Step 2: Convert to fraction form
    11,839,342.50/16,338,292.65 = 6,406,834.50/x
  3. Step 3: Cross multiply
    11,839,342.50x = 16,338,292.65 × 6,406,834.50
  4. Step 4: Simplify right side
    11,839,342.50x = 104,676,737,021,116.42
  5. Step 5: Solve for x
    x = 104,676,737,021,116.42/11,839,342.50
  6. Step 6: Final answer
    x = 8,841,431.61

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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.