Home / 5,418,630.98-8,122,256.90-1,823,149.79

Finding the Fourth Proportional to 5,418,630.98, 8,122,256.90 and 1,823,149.79

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Solution

The fourth proportional to 5,418,630.98, 8,122,256.90 and 1,823,149.79 is: 2,732,810.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,630.98 : 8,122,256.90 = 1,823,149.79 : x
  2. Step 2: Convert to fraction form
    5,418,630.98/8,122,256.90 = 1,823,149.79/x
  3. Step 3: Cross multiply
    5,418,630.98x = 8,122,256.90 × 1,823,149.79
  4. Step 4: Simplify right side
    5,418,630.98x = 14,808,090,952,445.30
  5. Step 5: Solve for x
    x = 14,808,090,952,445.30/5,418,630.98
  6. Step 6: Final answer
    x = 2,732,810.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.