Home / 22,191,709.24-30,625,504.55-12,402,153.15

Finding the Fourth Proportional to 22,191,709.24, 30,625,504.55 and 12,402,153.15

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Solution

The fourth proportional to 22,191,709.24, 30,625,504.55 and 12,402,153.15 is: 17,115,499.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,191,709.24 : 30,625,504.55 = 12,402,153.15 : x
  2. Step 2: Convert to fraction form
    22,191,709.24/30,625,504.55 = 12,402,153.15/x
  3. Step 3: Cross multiply
    22,191,709.24x = 30,625,504.55 × 12,402,153.15
  4. Step 4: Simplify right side
    22,191,709.24x = 379,822,197,548,265.44
  5. Step 5: Solve for x
    x = 379,822,197,548,265.44/22,191,709.24
  6. Step 6: Final answer
    x = 17,115,499.91

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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.