Home / 6,205,677.70-9,308,516.55-4,292,490.10

Finding the Fourth Proportional to 6,205,677.70, 9,308,516.55 and 4,292,490.10

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Solution

The fourth proportional to 6,205,677.70, 9,308,516.55 and 4,292,490.10 is: 6,438,735.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,205,677.70 : 9,308,516.55 = 4,292,490.10 : x
  2. Step 2: Convert to fraction form
    6,205,677.70/9,308,516.55 = 4,292,490.10/x
  3. Step 3: Cross multiply
    6,205,677.70x = 9,308,516.55 × 4,292,490.10
  4. Step 4: Simplify right side
    6,205,677.70x = 39,956,715,136,561.16
  5. Step 5: Solve for x
    x = 39,956,715,136,561.16/6,205,677.70
  6. Step 6: Final answer
    x = 6,438,735.15

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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.