Home / 6,327,174.40-8,731,392.80-3,426,541.76

Finding the Fourth Proportional to 6,327,174.40, 8,731,392.80 and 3,426,541.76

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Solution

The fourth proportional to 6,327,174.40, 8,731,392.80 and 3,426,541.76 is: 4,728,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327,174.40 : 8,731,392.80 = 3,426,541.76 : x
  2. Step 2: Convert to fraction form
    6,327,174.40/8,731,392.80 = 3,426,541.76/x
  3. Step 3: Cross multiply
    6,327,174.40x = 8,731,392.80 × 3,426,541.76
  4. Step 4: Simplify right side
    6,327,174.40x = 29,918,482,052,163.33
  5. Step 5: Solve for x
    x = 29,918,482,052,163.33/6,327,174.40
  6. Step 6: Final answer
    x = 4,728,569.21

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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.