Home / 6,266,393.80-9,399,590.70-4,138,880.20

Finding the Fourth Proportional to 6,266,393.80, 9,399,590.70 and 4,138,880.20

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Solution

The fourth proportional to 6,266,393.80, 9,399,590.70 and 4,138,880.20 is: 6,208,320.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266,393.80 : 9,399,590.70 = 4,138,880.20 : x
  2. Step 2: Convert to fraction form
    6,266,393.80/9,399,590.70 = 4,138,880.20/x
  3. Step 3: Cross multiply
    6,266,393.80x = 9,399,590.70 × 4,138,880.20
  4. Step 4: Simplify right side
    6,266,393.80x = 38,903,779,836,334.14
  5. Step 5: Solve for x
    x = 38,903,779,836,334.14/6,266,393.80
  6. Step 6: Final answer
    x = 6,208,320.30

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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.