Home / 19,430,186.80-29,145,280.20-5,965,265.20

Finding the Fourth Proportional to 19,430,186.80, 29,145,280.20 and 5,965,265.20

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Solution

The fourth proportional to 19,430,186.80, 29,145,280.20 and 5,965,265.20 is: 8,947,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,430,186.80 : 29,145,280.20 = 5,965,265.20 : x
  2. Step 2: Convert to fraction form
    19,430,186.80/29,145,280.20 = 5,965,265.20/x
  3. Step 3: Cross multiply
    19,430,186.80x = 29,145,280.20 × 5,965,265.20
  4. Step 4: Simplify right side
    19,430,186.80x = 173,859,325,721,309.03
  5. Step 5: Solve for x
    x = 173,859,325,721,309.03/19,430,186.80
  6. Step 6: Final answer
    x = 8,947,897.80

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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.