Home / 7,137,906.41-10,710,909-3,855,220.26

Finding the Fourth Proportional to 7,137,906.41, 10,710,909 and 3,855,220.26

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Solution

The fourth proportional to 7,137,906.41, 10,710,909 and 3,855,220.26 is: 5,785,017.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,906.41 : 10,710,909 = 3,855,220.26 : x
  2. Step 2: Convert to fraction form
    7,137,906.41/10,710,909 = 3,855,220.26/x
  3. Step 3: Cross multiply
    7,137,906.41x = 10,710,909 × 3,855,220.26
  4. Step 4: Simplify right side
    7,137,906.41x = 41,292,913,379,816.34
  5. Step 5: Solve for x
    x = 41,292,913,379,816.34/7,137,906.41
  6. Step 6: Final answer
    x = 5,785,017.49

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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.