Home / 14,930,068.62-20,606,855.20-9,770,440.80

Finding the Fourth Proportional to 14,930,068.62, 20,606,855.20 and 9,770,440.80

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Solution

The fourth proportional to 14,930,068.62, 20,606,855.20 and 9,770,440.80 is: 13,485,407.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,930,068.62 : 20,606,855.20 = 9,770,440.80 : x
  2. Step 2: Convert to fraction form
    14,930,068.62/20,606,855.20 = 9,770,440.80/x
  3. Step 3: Cross multiply
    14,930,068.62x = 20,606,855.20 × 9,770,440.80
  4. Step 4: Simplify right side
    14,930,068.62x = 201,338,058,805,772.16
  5. Step 5: Solve for x
    x = 201,338,058,805,772.16/14,930,068.62
  6. Step 6: Final answer
    x = 13,485,407.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.