Home / 15,752,117.70-23,628,176.55-11,721,039.30

Finding the Fourth Proportional to 15,752,117.70, 23,628,176.55 and 11,721,039.30

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Solution

The fourth proportional to 15,752,117.70, 23,628,176.55 and 11,721,039.30 is: 17,581,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,752,117.70 : 23,628,176.55 = 11,721,039.30 : x
  2. Step 2: Convert to fraction form
    15,752,117.70/23,628,176.55 = 11,721,039.30/x
  3. Step 3: Cross multiply
    15,752,117.70x = 23,628,176.55 × 11,721,039.30
  4. Step 4: Simplify right side
    15,752,117.70x = 276,946,785,929,888.44
  5. Step 5: Solve for x
    x = 276,946,785,929,888.44/15,752,117.70
  6. Step 6: Final answer
    x = 17,581,558.95

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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.