Home / 5,900,485.80-8,850,728.70-5,207,644.20

Finding the Fourth Proportional to 5,900,485.80, 8,850,728.70 and 5,207,644.20

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Solution

The fourth proportional to 5,900,485.80, 8,850,728.70 and 5,207,644.20 is: 7,811,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,900,485.80 : 8,850,728.70 = 5,207,644.20 : x
  2. Step 2: Convert to fraction form
    5,900,485.80/8,850,728.70 = 5,207,644.20/x
  3. Step 3: Cross multiply
    5,900,485.80x = 8,850,728.70 × 5,207,644.20
  4. Step 4: Simplify right side
    5,900,485.80x = 46,091,445,980,328.54
  5. Step 5: Solve for x
    x = 46,091,445,980,328.54/5,900,485.80
  6. Step 6: Final answer
    x = 7,811,466.30

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Double scale
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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.