Home / 19,345,163.60-29,040,094.20-10,387,211.60

Finding the Fourth Proportional to 19,345,163.60, 29,040,094.20 and 10,387,211.60

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Solution

The fourth proportional to 19,345,163.60, 29,040,094.20 and 10,387,211.60 is: 15,592,817.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345,163.60 : 29,040,094.20 = 10,387,211.60 : x
  2. Step 2: Convert to fraction form
    19,345,163.60/29,040,094.20 = 10,387,211.60/x
  3. Step 3: Cross multiply
    19,345,163.60x = 29,040,094.20 × 10,387,211.60
  4. Step 4: Simplify right side
    19,345,163.60x = 301,645,603,339,332.69
  5. Step 5: Solve for x
    x = 301,645,603,339,332.69/19,345,163.60
  6. Step 6: Final answer
    x = 15,592,817.39

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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.