Home / 6,228,213.70-9,342,320.55-5,220,444.10

Finding the Fourth Proportional to 6,228,213.70, 9,342,320.55 and 5,220,444.10

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Solution

The fourth proportional to 6,228,213.70, 9,342,320.55 and 5,220,444.10 is: 7,830,666.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,228,213.70 : 9,342,320.55 = 5,220,444.10 : x
  2. Step 2: Convert to fraction form
    6,228,213.70/9,342,320.55 = 5,220,444.10/x
  3. Step 3: Cross multiply
    6,228,213.70x = 9,342,320.55 × 5,220,444.10
  4. Step 4: Simplify right side
    6,228,213.70x = 48,771,062,195,556.26
  5. Step 5: Solve for x
    x = 48,771,062,195,556.26/6,228,213.70
  6. Step 6: Final answer
    x = 7,830,666.15

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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.