Home / 21,563,108.27-29,757,503.73-11,773,940.45

Finding the Fourth Proportional to 21,563,108.27, 29,757,503.73 and 11,773,940.45

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Solution

The fourth proportional to 21,563,108.27, 29,757,503.73 and 11,773,940.45 is: 16,248,264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563,108.27 : 29,757,503.73 = 11,773,940.45 : x
  2. Step 2: Convert to fraction form
    21,563,108.27/29,757,503.73 = 11,773,940.45/x
  3. Step 3: Cross multiply
    21,563,108.27x = 29,757,503.73 × 11,773,940.45
  4. Step 4: Simplify right side
    21,563,108.27x = 350,363,076,857,672.88
  5. Step 5: Solve for x
    x = 350,363,076,857,672.88/21,563,108.27
  6. Step 6: Final answer
    x = 16,248,264.05

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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.