Home / 22,486,166.99-31,030,920.47-12,172,889.75

Finding the Fourth Proportional to 22,486,166.99, 31,030,920.47 and 12,172,889.75

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Solution

The fourth proportional to 22,486,166.99, 31,030,920.47 and 12,172,889.75 is: 16,798,593.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,166.99 : 31,030,920.47 = 12,172,889.75 : x
  2. Step 2: Convert to fraction form
    22,486,166.99/31,030,920.47 = 12,172,889.75/x
  3. Step 3: Cross multiply
    22,486,166.99x = 31,030,920.47 × 12,172,889.75
  4. Step 4: Simplify right side
    22,486,166.99x = 377,735,973,661,463.75
  5. Step 5: Solve for x
    x = 377,735,973,661,463.75/22,486,166.99
  6. Step 6: Final answer
    x = 16,798,593.28

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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.