Home / 16,886,168.95-23,254,582.92-15,833,949.26

Finding the Fourth Proportional to 16,886,168.95, 23,254,582.92 and 15,833,949.26

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Solution

The fourth proportional to 16,886,168.95, 23,254,582.92 and 15,833,949.26 is: 21,805,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886,168.95 : 23,254,582.92 = 15,833,949.26 : x
  2. Step 2: Convert to fraction form
    16,886,168.95/23,254,582.92 = 15,833,949.26/x
  3. Step 3: Cross multiply
    16,886,168.95x = 23,254,582.92 × 15,833,949.26
  4. Step 4: Simplify right side
    16,886,168.95x = 368,211,885,942,273.88
  5. Step 5: Solve for x
    x = 368,211,885,942,273.88/16,886,168.95
  6. Step 6: Final answer
    x = 21,805,531.33

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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.