Home / 7,338,672.60-11,008,008.90-6,807,231.60

Finding the Fourth Proportional to 7,338,672.60, 11,008,008.90 and 6,807,231.60

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Solution

The fourth proportional to 7,338,672.60, 11,008,008.90 and 6,807,231.60 is: 10,210,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,672.60 : 11,008,008.90 = 6,807,231.60 : x
  2. Step 2: Convert to fraction form
    7,338,672.60/11,008,008.90 = 6,807,231.60/x
  3. Step 3: Cross multiply
    7,338,672.60x = 11,008,008.90 × 6,807,231.60
  4. Step 4: Simplify right side
    7,338,672.60x = 74,934,066,037,161.23
  5. Step 5: Solve for x
    x = 74,934,066,037,161.23/7,338,672.60
  6. Step 6: Final answer
    x = 10,210,847.40

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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.