Home / 38,054,658.90-52,515,429.63-20,651,004.10

Finding the Fourth Proportional to 38,054,658.90, 52,515,429.63 and 20,651,004.10

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Solution

The fourth proportional to 38,054,658.90, 52,515,429.63 and 20,651,004.10 is: 28,498,385.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,054,658.90 : 52,515,429.63 = 20,651,004.10 : x
  2. Step 2: Convert to fraction form
    38,054,658.90/52,515,429.63 = 20,651,004.10/x
  3. Step 3: Cross multiply
    38,054,658.90x = 52,515,429.63 × 20,651,004.10
  4. Step 4: Simplify right side
    38,054,658.90x = 1,084,496,352,339,814.38
  5. Step 5: Solve for x
    x = 1,084,496,352,339,814.38/38,054,658.90
  6. Step 6: Final answer
    x = 28,498,385.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.