Home / 15,766,608.48-21,753,802.12-9,236,727.66

Finding the Fourth Proportional to 15,766,608.48, 21,753,802.12 and 9,236,727.66

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Solution

The fourth proportional to 15,766,608.48, 21,753,802.12 and 9,236,727.66 is: 12,744,271.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766,608.48 : 21,753,802.12 = 9,236,727.66 : x
  2. Step 2: Convert to fraction form
    15,766,608.48/21,753,802.12 = 9,236,727.66/x
  3. Step 3: Cross multiply
    15,766,608.48x = 21,753,802.12 × 9,236,727.66
  4. Step 4: Simplify right side
    15,766,608.48x = 200,933,945,751,970.66
  5. Step 5: Solve for x
    x = 200,933,945,751,970.66/15,766,608.48
  6. Step 6: Final answer
    x = 12,744,271.92

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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.