Home / 22,551,216.62-31,120,677.77-12,237,939.74

Finding the Fourth Proportional to 22,551,216.62, 31,120,677.77 and 12,237,939.74

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Solution

The fourth proportional to 22,551,216.62, 31,120,677.77 and 12,237,939.74 is: 16,888,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,551,216.62 : 31,120,677.77 = 12,237,939.74 : x
  2. Step 2: Convert to fraction form
    22,551,216.62/31,120,677.77 = 12,237,939.74/x
  3. Step 3: Cross multiply
    22,551,216.62x = 31,120,677.77 × 12,237,939.74
  4. Step 4: Simplify right side
    22,551,216.62x = 380,852,979,233,829.56
  5. Step 5: Solve for x
    x = 380,852,979,233,829.56/22,551,216.62
  6. Step 6: Final answer
    x = 16,888,356.21

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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.