Home / 6,145,755.81-8,481,144.72-3,392,445.03

Finding the Fourth Proportional to 6,145,755.81, 8,481,144.72 and 3,392,445.03

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Solution

The fourth proportional to 6,145,755.81, 8,481,144.72 and 3,392,445.03 is: 4,681,575.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,755.81 : 8,481,144.72 = 3,392,445.03 : x
  2. Step 2: Convert to fraction form
    6,145,755.81/8,481,144.72 = 3,392,445.03/x
  3. Step 3: Cross multiply
    6,145,755.81x = 8,481,144.72 × 3,392,445.03
  4. Step 4: Simplify right side
    6,145,755.81x = 28,771,817,254,074.74
  5. Step 5: Solve for x
    x = 28,771,817,254,074.74/6,145,755.81
  6. Step 6: Final answer
    x = 4,681,575.08

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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.