Home / 15,504,244.47-21,395,857.41-8,630,350.38

Finding the Fourth Proportional to 15,504,244.47, 21,395,857.41 and 8,630,350.38

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Solution

The fourth proportional to 15,504,244.47, 21,395,857.41 and 8,630,350.38 is: 11,909,883.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,504,244.47 : 21,395,857.41 = 8,630,350.38 : x
  2. Step 2: Convert to fraction form
    15,504,244.47/21,395,857.41 = 8,630,350.38/x
  3. Step 3: Cross multiply
    15,504,244.47x = 21,395,857.41 × 8,630,350.38
  4. Step 4: Simplify right side
    15,504,244.47x = 184,653,746,128,819.34
  5. Step 5: Solve for x
    x = 184,653,746,128,819.34/15,504,244.47
  6. Step 6: Final answer
    x = 11,909,883.55

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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.