Home / 15,504,293.52-21,395,925.34-8,630,399.42

Finding the Fourth Proportional to 15,504,293.52, 21,395,925.34 and 8,630,399.42

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Solution

The fourth proportional to 15,504,293.52, 21,395,925.34 and 8,630,399.42 is: 11,909,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,504,293.52 : 21,395,925.34 = 8,630,399.42 : x
  2. Step 2: Convert to fraction form
    15,504,293.52/21,395,925.34 = 8,630,399.42/x
  3. Step 3: Cross multiply
    15,504,293.52x = 21,395,925.34 × 8,630,399.42
  4. Step 4: Simplify right side
    15,504,293.52x = 184,655,381,644,699.31
  5. Step 5: Solve for x
    x = 184,655,381,644,699.31/15,504,293.52
  6. Step 6: Final answer
    x = 11,909,951.36

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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.