Home / 13,481,802.90-20,222,704.35-9,702,666.90

Finding the Fourth Proportional to 13,481,802.90, 20,222,704.35 and 9,702,666.90

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Solution

The fourth proportional to 13,481,802.90, 20,222,704.35 and 9,702,666.90 is: 14,554,000.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,481,802.90 : 20,222,704.35 = 9,702,666.90 : x
  2. Step 2: Convert to fraction form
    13,481,802.90/20,222,704.35 = 9,702,666.90/x
  3. Step 3: Cross multiply
    13,481,802.90x = 20,222,704.35 × 9,702,666.90
  4. Step 4: Simplify right side
    13,481,802.90x = 196,214,164,125,231.03
  5. Step 5: Solve for x
    x = 196,214,164,125,231.03/13,481,802.90
  6. Step 6: Final answer
    x = 14,554,000.35

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Similar ratio
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1.5x scale

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.