Home / 22,529,014.25-31,090,650.95-12,740,922.17

Finding the Fourth Proportional to 22,529,014.25, 31,090,650.95 and 12,740,922.17

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Solution

The fourth proportional to 22,529,014.25, 31,090,650.95 and 12,740,922.17 is: 17,582,818.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,529,014.25 : 31,090,650.95 = 12,740,922.17 : x
  2. Step 2: Convert to fraction form
    22,529,014.25/31,090,650.95 = 12,740,922.17/x
  3. Step 3: Cross multiply
    22,529,014.25x = 31,090,650.95 × 12,740,922.17
  4. Step 4: Simplify right side
    22,529,014.25x = 396,123,563,844,985.56
  5. Step 5: Solve for x
    x = 396,123,563,844,985.56/22,529,014.25
  6. Step 6: Final answer
    x = 17,582,818.29

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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.