Home / 12,932,364.89-19,399,005.53-3,217,028.47

Finding the Fourth Proportional to 12,932,364.89, 19,399,005.53 and 3,217,028.47

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Solution

The fourth proportional to 12,932,364.89, 19,399,005.53 and 3,217,028.47 is: 4,825,656.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932,364.89 : 19,399,005.53 = 3,217,028.47 : x
  2. Step 2: Convert to fraction form
    12,932,364.89/19,399,005.53 = 3,217,028.47/x
  3. Step 3: Cross multiply
    12,932,364.89x = 19,399,005.53 × 3,217,028.47
  4. Step 4: Simplify right side
    12,932,364.89x = 62,407,153,027,178.63
  5. Step 5: Solve for x
    x = 62,407,153,027,178.63/12,932,364.89
  6. Step 6: Final answer
    x = 4,825,656.68

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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.