Home / 8,784,228.45-13,178,614.43-5,144,032.56

Finding the Fourth Proportional to 8,784,228.45, 13,178,614.43 and 5,144,032.56

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Solution

The fourth proportional to 8,784,228.45, 13,178,614.43 and 5,144,032.56 is: 7,717,379.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,228.45 : 13,178,614.43 = 5,144,032.56 : x
  2. Step 2: Convert to fraction form
    8,784,228.45/13,178,614.43 = 5,144,032.56/x
  3. Step 3: Cross multiply
    8,784,228.45x = 13,178,614.43 × 5,144,032.56
  4. Step 4: Simplify right side
    8,784,228.45x = 67,791,221,723,605.84
  5. Step 5: Solve for x
    x = 67,791,221,723,605.84/8,784,228.45
  6. Step 6: Final answer
    x = 7,717,379.18

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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.