Home / 7,814,887.89-10,784,578.31-4,553,939.67

Finding the Fourth Proportional to 7,814,887.89, 10,784,578.31 and 4,553,939.67

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Solution

The fourth proportional to 7,814,887.89, 10,784,578.31 and 4,553,939.67 is: 6,284,455.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814,887.89 : 10,784,578.31 = 4,553,939.67 : x
  2. Step 2: Convert to fraction form
    7,814,887.89/10,784,578.31 = 4,553,939.67/x
  3. Step 3: Cross multiply
    7,814,887.89x = 10,784,578.31 × 4,553,939.67
  4. Step 4: Simplify right side
    7,814,887.89x = 49,112,318,990,130.56
  5. Step 5: Solve for x
    x = 49,112,318,990,130.56/7,814,887.89
  6. Step 6: Final answer
    x = 6,284,455.99

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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.