Home / 8,148,834.90-11,244,839.58-4,478,006.43

Finding the Fourth Proportional to 8,148,834.90, 11,244,839.58 and 4,478,006.43

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Solution

The fourth proportional to 8,148,834.90, 11,244,839.58 and 4,478,006.43 is: 6,179,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,834.90 : 11,244,839.58 = 4,478,006.43 : x
  2. Step 2: Convert to fraction form
    8,148,834.90/11,244,839.58 = 4,478,006.43/x
  3. Step 3: Cross multiply
    8,148,834.90x = 11,244,839.58 × 4,478,006.43
  4. Step 4: Simplify right side
    8,148,834.90x = 50,354,463,943,558.50
  5. Step 5: Solve for x
    x = 50,354,463,943,558.50/8,148,834.90
  6. Step 6: Final answer
    x = 6,179,345.21

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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.