Home / 19,515,081.86-29,253,136.62-13,043,607.92

Finding the Fourth Proportional to 19,515,081.86, 29,253,136.62 and 13,043,607.92

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Solution

The fourth proportional to 19,515,081.86, 29,253,136.62 and 13,043,607.92 is: 19,552,387.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,515,081.86 : 29,253,136.62 = 13,043,607.92 : x
  2. Step 2: Convert to fraction form
    19,515,081.86/29,253,136.62 = 13,043,607.92/x
  3. Step 3: Cross multiply
    19,515,081.86x = 29,253,136.62 × 13,043,607.92
  4. Step 4: Simplify right side
    19,515,081.86x = 381,566,444,501,474.06
  5. Step 5: Solve for x
    x = 381,566,444,501,474.06/19,515,081.86
  6. Step 6: Final answer
    x = 19,552,387.60

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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.