Home / 51,243,761.80-76,753,668.30-39,794,379.40

Finding the Fourth Proportional to 51,243,761.80, 76,753,668.30 and 39,794,379.40

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Solution

The fourth proportional to 51,243,761.80, 76,753,668.30 and 39,794,379.40 is: 59,604,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,243,761.80 : 76,753,668.30 = 39,794,379.40 : x
  2. Step 2: Convert to fraction form
    51,243,761.80/76,753,668.30 = 39,794,379.40/x
  3. Step 3: Cross multiply
    51,243,761.80x = 76,753,668.30 × 39,794,379.40
  4. Step 4: Simplify right side
    51,243,761.80x = 3,054,364,596,671,953
  5. Step 5: Solve for x
    x = 3,054,364,596,671,953/51,243,761.80
  6. Step 6: Final answer
    x = 59,604,613.12

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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.