Home / 7,586,566.40-11,379,849.60-7,082,681.60

Finding the Fourth Proportional to 7,586,566.40, 11,379,849.60 and 7,082,681.60

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Solution

The fourth proportional to 7,586,566.40, 11,379,849.60 and 7,082,681.60 is: 10,624,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,586,566.40 : 11,379,849.60 = 7,082,681.60 : x
  2. Step 2: Convert to fraction form
    7,586,566.40/11,379,849.60 = 7,082,681.60/x
  3. Step 3: Cross multiply
    7,586,566.40x = 11,379,849.60 × 7,082,681.60
  4. Step 4: Simplify right side
    7,586,566.40x = 80,599,851,372,687.36
  5. Step 5: Solve for x
    x = 80,599,851,372,687.36/7,586,566.40
  6. Step 6: Final answer
    x = 10,624,022.40

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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.