Home / 22,771,272.83-31,424,710.79-12,458,168.15

Finding the Fourth Proportional to 22,771,272.83, 31,424,710.79 and 12,458,168.15

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Solution

The fourth proportional to 22,771,272.83, 31,424,710.79 and 12,458,168.15 is: 17,192,465.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,771,272.83 : 31,424,710.79 = 12,458,168.15 : x
  2. Step 2: Convert to fraction form
    22,771,272.83/31,424,710.79 = 12,458,168.15/x
  3. Step 3: Cross multiply
    22,771,272.83x = 31,424,710.79 × 12,458,168.15
  4. Step 4: Simplify right side
    22,771,272.83x = 391,494,330,960,961.19
  5. Step 5: Solve for x
    x = 391,494,330,960,961.19/22,771,272.83
  6. Step 6: Final answer
    x = 17,192,465.87

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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.