Home / 7,181,861.79-10,771,996.90-2,570,663.87

Finding the Fourth Proportional to 7,181,861.79, 10,771,996.90 and 2,570,663.87

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Solution

The fourth proportional to 7,181,861.79, 10,771,996.90 and 2,570,663.87 is: 3,855,710.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181,861.79 : 10,771,996.90 = 2,570,663.87 : x
  2. Step 2: Convert to fraction form
    7,181,861.79/10,771,996.90 = 2,570,663.87/x
  3. Step 3: Cross multiply
    7,181,861.79x = 10,771,996.90 × 2,570,663.87
  4. Step 4: Simplify right side
    7,181,861.79x = 27,691,183,223,510.34
  5. Step 5: Solve for x
    x = 27,691,183,223,510.34/7,181,861.79
  6. Step 6: Final answer
    x = 3,855,710.96

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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.