Home / 15,331,112.65-23,012,619.45-11,292,161.05

Finding the Fourth Proportional to 15,331,112.65, 23,012,619.45 and 11,292,161.05

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Solution

The fourth proportional to 15,331,112.65, 23,012,619.45 and 11,292,161.05 is: 16,949,989.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,331,112.65 : 23,012,619.45 = 11,292,161.05 : x
  2. Step 2: Convert to fraction form
    15,331,112.65/23,012,619.45 = 11,292,161.05/x
  3. Step 3: Cross multiply
    15,331,112.65x = 23,012,619.45 × 11,292,161.05
  4. Step 4: Simplify right side
    15,331,112.65x = 259,862,205,011,762.44
  5. Step 5: Solve for x
    x = 259,862,205,011,762.44/15,331,112.65
  6. Step 6: Final answer
    x = 16,949,989.93

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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.