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Finding the Fourth Proportional to 9,216,978.35, 13,827,251.16 and 3,536,761.01

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Solution

The fourth proportional to 9,216,978.35, 13,827,251.16 and 3,536,761.01 is: 5,305,825.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216,978.35 : 13,827,251.16 = 3,536,761.01 : x
  2. Step 2: Convert to fraction form
    9,216,978.35/13,827,251.16 = 3,536,761.01/x
  3. Step 3: Cross multiply
    9,216,978.35x = 13,827,251.16 × 3,536,761.01
  4. Step 4: Simplify right side
    9,216,978.35x = 48,903,682,709,029.02
  5. Step 5: Solve for x
    x = 48,903,682,709,029.02/9,216,978.35
  6. Step 6: Final answer
    x = 5,305,825.93

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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.