Home / 35,399,439.96-53,104,758.66-12,679,834.20

Finding the Fourth Proportional to 35,399,439.96, 53,104,758.66 and 12,679,834.20

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Solution

The fourth proportional to 35,399,439.96, 53,104,758.66 and 12,679,834.20 is: 19,021,756.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,399,439.96 : 53,104,758.66 = 12,679,834.20 : x
  2. Step 2: Convert to fraction form
    35,399,439.96/53,104,758.66 = 12,679,834.20/x
  3. Step 3: Cross multiply
    35,399,439.96x = 53,104,758.66 × 12,679,834.20
  4. Step 4: Simplify right side
    35,399,439.96x = 673,359,535,039,814.12
  5. Step 5: Solve for x
    x = 673,359,535,039,814.12/35,399,439.96
  6. Step 6: Final answer
    x = 19,021,756.72

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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.