Home / 5,100,440.28-7,038,607.68-2,808,595.44

Finding the Fourth Proportional to 5,100,440.28, 7,038,607.68 and 2,808,595.44

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Solution

The fourth proportional to 5,100,440.28, 7,038,607.68 and 2,808,595.44 is: 3,875,861.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,440.28 : 7,038,607.68 = 2,808,595.44 : x
  2. Step 2: Convert to fraction form
    5,100,440.28/7,038,607.68 = 2,808,595.44/x
  3. Step 3: Cross multiply
    5,100,440.28x = 7,038,607.68 × 2,808,595.44
  4. Step 4: Simplify right side
    5,100,440.28x = 19,768,601,433,996.98
  5. Step 5: Solve for x
    x = 19,768,601,433,996.98/5,100,440.28
  6. Step 6: Final answer
    x = 3,875,861.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.