Home / 7,601,909.80-11,386,967.10-3,561,845.80

Finding the Fourth Proportional to 7,601,909.80, 11,386,967.10 and 3,561,845.80

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Solution

The fourth proportional to 7,601,909.80, 11,386,967.10 and 3,561,845.80 is: 5,335,319.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601,909.80 : 11,386,967.10 = 3,561,845.80 : x
  2. Step 2: Convert to fraction form
    7,601,909.80/11,386,967.10 = 3,561,845.80/x
  3. Step 3: Cross multiply
    7,601,909.80x = 11,386,967.10 × 3,561,845.80
  4. Step 4: Simplify right side
    7,601,909.80x = 40,558,620,939,873.18
  5. Step 5: Solve for x
    x = 40,558,620,939,873.18/7,601,909.80
  6. Step 6: Final answer
    x = 5,335,319.94

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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.