Home / 12,513,320.70-18,763,123.34-3,875,023.04

Finding the Fourth Proportional to 12,513,320.70, 18,763,123.34 and 3,875,023.04

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Solution

The fourth proportional to 12,513,320.70, 18,763,123.34 and 3,875,023.04 is: 5,810,410.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513,320.70 : 18,763,123.34 = 3,875,023.04 : x
  2. Step 2: Convert to fraction form
    12,513,320.70/18,763,123.34 = 3,875,023.04/x
  3. Step 3: Cross multiply
    12,513,320.70x = 18,763,123.34 × 3,875,023.04
  4. Step 4: Simplify right side
    12,513,320.70x = 72,707,535,244,861.75
  5. Step 5: Solve for x
    x = 72,707,535,244,861.75/12,513,320.70
  6. Step 6: Final answer
    x = 5,810,410.92

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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.