Home / 22,475,034-31,015,629.16-12,161,757.20

Finding the Fourth Proportional to 22,475,034, 31,015,629.16 and 12,161,757.20

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Solution

The fourth proportional to 22,475,034, 31,015,629.16 and 12,161,757.20 is: 16,783,269.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,475,034 : 31,015,629.16 = 12,161,757.20 : x
  2. Step 2: Convert to fraction form
    22,475,034/31,015,629.16 = 12,161,757.20/x
  3. Step 3: Cross multiply
    22,475,034x = 31,015,629.16 × 12,161,757.20
  4. Step 4: Simplify right side
    22,475,034x = 377,204,551,249,159.94
  5. Step 5: Solve for x
    x = 377,204,551,249,159.94/22,475,034
  6. Step 6: Final answer
    x = 16,783,269.44

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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.