Home / 13,558,413.72-20,337,614.10-3,461,031.48

Finding the Fourth Proportional to 13,558,413.72, 20,337,614.10 and 3,461,031.48

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Solution

The fourth proportional to 13,558,413.72, 20,337,614.10 and 3,461,031.48 is: 5,191,545.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,558,413.72 : 20,337,614.10 = 3,461,031.48 : x
  2. Step 2: Convert to fraction form
    13,558,413.72/20,337,614.10 = 3,461,031.48/x
  3. Step 3: Cross multiply
    13,558,413.72x = 20,337,614.10 × 3,461,031.48
  4. Step 4: Simplify right side
    13,558,413.72x = 70,389,122,628,191.88
  5. Step 5: Solve for x
    x = 70,389,122,628,191.88/13,558,413.72
  6. Step 6: Final answer
    x = 5,191,545.57

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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.