Home / 12,431,753.40-17,153,542.28-6,924,991.22

Finding the Fourth Proportional to 12,431,753.40, 17,153,542.28 and 6,924,991.22

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Solution

The fourth proportional to 12,431,753.40, 17,153,542.28 and 6,924,991.22 is: 9,555,219.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,431,753.40 : 17,153,542.28 = 6,924,991.22 : x
  2. Step 2: Convert to fraction form
    12,431,753.40/17,153,542.28 = 6,924,991.22/x
  3. Step 3: Cross multiply
    12,431,753.40x = 17,153,542.28 × 6,924,991.22
  4. Step 4: Simplify right side
    12,431,753.40x = 118,788,129,637,816.27
  5. Step 5: Solve for x
    x = 118,788,129,637,816.27/12,431,753.40
  6. Step 6: Final answer
    x = 9,555,219.27

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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.