Home / 6,605,135.40-9,907,703.10-5,597,365.80

Finding the Fourth Proportional to 6,605,135.40, 9,907,703.10 and 5,597,365.80

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Solution

The fourth proportional to 6,605,135.40, 9,907,703.10 and 5,597,365.80 is: 8,396,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605,135.40 : 9,907,703.10 = 5,597,365.80 : x
  2. Step 2: Convert to fraction form
    6,605,135.40/9,907,703.10 = 5,597,365.80/x
  3. Step 3: Cross multiply
    6,605,135.40x = 9,907,703.10 × 5,597,365.80
  4. Step 4: Simplify right side
    6,605,135.40x = 55,457,038,488,493.98
  5. Step 5: Solve for x
    x = 55,457,038,488,493.98/6,605,135.40
  6. Step 6: Final answer
    x = 8,396,048.70

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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.