Home / 5,193,372.17-7,790,047.79-4,877,339.78

Finding the Fourth Proportional to 5,193,372.17, 7,790,047.79 and 4,877,339.78

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Solution

The fourth proportional to 5,193,372.17, 7,790,047.79 and 4,877,339.78 is: 7,315,999.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193,372.17 : 7,790,047.79 = 4,877,339.78 : x
  2. Step 2: Convert to fraction form
    5,193,372.17/7,790,047.79 = 4,877,339.78/x
  3. Step 3: Cross multiply
    5,193,372.17x = 7,790,047.79 × 4,877,339.78
  4. Step 4: Simplify right side
    5,193,372.17x = 37,994,709,949,881.39
  5. Step 5: Solve for x
    x = 37,994,709,949,881.39/5,193,372.17
  6. Step 6: Final answer
    x = 7,315,999.84

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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.