Home / 22,590,257.78-31,174,750.59-12,276,983

Finding the Fourth Proportional to 22,590,257.78, 31,174,750.59 and 12,276,983

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Solution

The fourth proportional to 22,590,257.78, 31,174,750.59 and 12,276,983 is: 16,942,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,590,257.78 : 31,174,750.59 = 12,276,983 : x
  2. Step 2: Convert to fraction form
    22,590,257.78/31,174,750.59 = 12,276,983/x
  3. Step 3: Cross multiply
    22,590,257.78x = 31,174,750.59 × 12,276,983
  4. Step 4: Simplify right side
    22,590,257.78x = 382,731,883,022,669.94
  5. Step 5: Solve for x
    x = 382,731,883,022,669.94/22,590,257.78
  6. Step 6: Final answer
    x = 16,942,342.44

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1.5x scale

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.