Home / 22,486,190.74-31,030,953.24-12,172,913.50

Finding the Fourth Proportional to 22,486,190.74, 31,030,953.24 and 12,172,913.50

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Solution

The fourth proportional to 22,486,190.74, 31,030,953.24 and 12,172,913.50 is: 16,798,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,190.74 : 31,030,953.24 = 12,172,913.50 : x
  2. Step 2: Convert to fraction form
    22,486,190.74/31,030,953.24 = 12,172,913.50/x
  3. Step 3: Cross multiply
    22,486,190.74x = 31,030,953.24 × 12,172,913.50
  4. Step 4: Simplify right side
    22,486,190.74x = 377,737,109,613,064.75
  5. Step 5: Solve for x
    x = 377,737,109,613,064.75/22,486,190.74
  6. Step 6: Final answer
    x = 16,798,626.05

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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.