Home / 5,447,999.40-8,171,999.10-4,608,191.40

Finding the Fourth Proportional to 5,447,999.40, 8,171,999.10 and 4,608,191.40

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Solution

The fourth proportional to 5,447,999.40, 8,171,999.10 and 4,608,191.40 is: 6,912,287.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447,999.40 : 8,171,999.10 = 4,608,191.40 : x
  2. Step 2: Convert to fraction form
    5,447,999.40/8,171,999.10 = 4,608,191.40/x
  3. Step 3: Cross multiply
    5,447,999.40x = 8,171,999.10 × 4,608,191.40
  4. Step 4: Simplify right side
    5,447,999.40x = 37,658,135,973,427.74
  5. Step 5: Solve for x
    x = 37,658,135,973,427.74/5,447,999.40
  6. Step 6: Final answer
    x = 6,912,287.10

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Similar ratio
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1.5x scale

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.