Home / 9,279,553.84-13,920,553.20-3,442,945.36

Finding the Fourth Proportional to 9,279,553.84, 13,920,553.20 and 3,442,945.36

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Solution

The fourth proportional to 9,279,553.84, 13,920,553.20 and 3,442,945.36 is: 5,164,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279,553.84 : 13,920,553.20 = 3,442,945.36 : x
  2. Step 2: Convert to fraction form
    9,279,553.84/13,920,553.20 = 3,442,945.36/x
  3. Step 3: Cross multiply
    9,279,553.84x = 13,920,553.20 × 3,442,945.36
  4. Step 4: Simplify right side
    9,279,553.84x = 47,927,704,048,573.15
  5. Step 5: Solve for x
    x = 47,927,704,048,573.15/9,279,553.84
  6. Step 6: Final answer
    x = 5,164,871.60

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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.