Home / 8,317,874.50-11,478,666.81-4,502,450.50

Finding the Fourth Proportional to 8,317,874.50, 11,478,666.81 and 4,502,450.50

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Solution

The fourth proportional to 8,317,874.50, 11,478,666.81 and 4,502,450.50 is: 6,213,381.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,874.50 : 11,478,666.81 = 4,502,450.50 : x
  2. Step 2: Convert to fraction form
    8,317,874.50/11,478,666.81 = 4,502,450.50/x
  3. Step 3: Cross multiply
    8,317,874.50x = 11,478,666.81 × 4,502,450.50
  4. Step 4: Simplify right side
    8,317,874.50x = 51,682,129,118,017.91
  5. Step 5: Solve for x
    x = 51,682,129,118,017.91/8,317,874.50
  6. Step 6: Final answer
    x = 6,213,381.69

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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.