Home / 21,952,783.78-30,293,821.05-12,029,607.52

Finding the Fourth Proportional to 21,952,783.78, 30,293,821.05 and 12,029,607.52

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Solution

The fourth proportional to 21,952,783.78, 30,293,821.05 and 12,029,607.52 is: 16,600,299.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,952,783.78 : 30,293,821.05 = 12,029,607.52 : x
  2. Step 2: Convert to fraction form
    21,952,783.78/30,293,821.05 = 12,029,607.52/x
  3. Step 3: Cross multiply
    21,952,783.78x = 30,293,821.05 × 12,029,607.52
  4. Step 4: Simplify right side
    21,952,783.78x = 364,422,777,512,614.31
  5. Step 5: Solve for x
    x = 364,422,777,512,614.31/21,952,783.78
  6. Step 6: Final answer
    x = 16,600,299.13

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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.