Home / 35,131,379.35-52,708,839.65-12,118,198.79

Finding the Fourth Proportional to 35,131,379.35, 52,708,839.65 and 12,118,198.79

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Solution

The fourth proportional to 35,131,379.35, 52,708,839.65 and 12,118,198.79 is: 18,181,358.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131,379.35 : 52,708,839.65 = 12,118,198.79 : x
  2. Step 2: Convert to fraction form
    35,131,379.35/52,708,839.65 = 12,118,198.79/x
  3. Step 3: Cross multiply
    35,131,379.35x = 52,708,839.65 × 12,118,198.79
  4. Step 4: Simplify right side
    35,131,379.35x = 638,736,196,985,558.38
  5. Step 5: Solve for x
    x = 638,736,196,985,558.38/35,131,379.35
  6. Step 6: Final answer
    x = 18,181,358.34

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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.