Home / 7,601,905.80-11,386,961.10-3,561,841.80

Finding the Fourth Proportional to 7,601,905.80, 11,386,961.10 and 3,561,841.80

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Solution

The fourth proportional to 7,601,905.80, 11,386,961.10 and 3,561,841.80 is: 5,335,313.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601,905.80 : 11,386,961.10 = 3,561,841.80 : x
  2. Step 2: Convert to fraction form
    7,601,905.80/11,386,961.10 = 3,561,841.80/x
  3. Step 3: Cross multiply
    7,601,905.80x = 11,386,961.10 × 3,561,841.80
  4. Step 4: Simplify right side
    7,601,905.80x = 40,558,554,020,953.98
  5. Step 5: Solve for x
    x = 40,558,554,020,953.98/7,601,905.80
  6. Step 6: Final answer
    x = 5,335,313.94

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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.