Home / 38,273,668.92-52,815,748.14-21,751,612.92

Finding the Fourth Proportional to 38,273,668.92, 52,815,748.14 and 21,751,612.92

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Solution

The fourth proportional to 38,273,668.92, 52,815,748.14 and 21,751,612.92 is: 30,016,137.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,273,668.92 : 52,815,748.14 = 21,751,612.92 : x
  2. Step 2: Convert to fraction form
    38,273,668.92/52,815,748.14 = 21,751,612.92/x
  3. Step 3: Cross multiply
    38,273,668.92x = 52,815,748.14 × 21,751,612.92
  4. Step 4: Simplify right side
    38,273,668.92x = 1,148,827,709,621,490
  5. Step 5: Solve for x
    x = 1,148,827,709,621,490/38,273,668.92
  6. Step 6: Final answer
    x = 30,016,137.52

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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.