Home / 13,236,168.48-19,854,268.29-4,138,313.82

Finding the Fourth Proportional to 13,236,168.48, 19,854,268.29 and 4,138,313.82

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Solution

The fourth proportional to 13,236,168.48, 19,854,268.29 and 4,138,313.82 is: 6,207,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236,168.48 : 19,854,268.29 = 4,138,313.82 : x
  2. Step 2: Convert to fraction form
    13,236,168.48/19,854,268.29 = 4,138,313.82/x
  3. Step 3: Cross multiply
    13,236,168.48x = 19,854,268.29 × 4,138,313.82
  4. Step 4: Simplify right side
    13,236,168.48x = 82,163,192,850,494.77
  5. Step 5: Solve for x
    x = 82,163,192,850,494.77/13,236,168.48
  6. Step 6: Final answer
    x = 6,207,475.60

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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.