Home / 22,529,007.84-31,090,642.26-12,740,915.82

Finding the Fourth Proportional to 22,529,007.84, 31,090,642.26 and 12,740,915.82

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Solution

The fourth proportional to 22,529,007.84, 31,090,642.26 and 12,740,915.82 is: 17,582,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,529,007.84 : 31,090,642.26 = 12,740,915.82 : x
  2. Step 2: Convert to fraction form
    22,529,007.84/31,090,642.26 = 12,740,915.82/x
  3. Step 3: Cross multiply
    22,529,007.84x = 31,090,642.26 × 12,740,915.82
  4. Step 4: Simplify right side
    22,529,007.84x = 396,123,255,824,394.56
  5. Step 5: Solve for x
    x = 396,123,255,824,394.56/22,529,007.84
  6. Step 6: Final answer
    x = 17,582,809.62

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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.