Home / 36,699,086.70-55,046,880.45-12,435,633.90

Finding the Fourth Proportional to 36,699,086.70, 55,046,880.45 and 12,435,633.90

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Solution

The fourth proportional to 36,699,086.70, 55,046,880.45 and 12,435,633.90 is: 18,652,857.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699,086.70 : 55,046,880.45 = 12,435,633.90 : x
  2. Step 2: Convert to fraction form
    36,699,086.70/55,046,880.45 = 12,435,633.90/x
  3. Step 3: Cross multiply
    36,699,086.70x = 55,046,880.45 × 12,435,633.90
  4. Step 4: Simplify right side
    36,699,086.70x = 684,542,852,613,267.38
  5. Step 5: Solve for x
    x = 684,542,852,613,267.38/36,699,086.70
  6. Step 6: Final answer
    x = 18,652,857.99

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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.