Home / 13,236,490.90-19,854,736.35-4,261,042.90

Finding the Fourth Proportional to 13,236,490.90, 19,854,736.35 and 4,261,042.90

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Solution

The fourth proportional to 13,236,490.90, 19,854,736.35 and 4,261,042.90 is: 6,391,564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236,490.90 : 19,854,736.35 = 4,261,042.90 : x
  2. Step 2: Convert to fraction form
    13,236,490.90/19,854,736.35 = 4,261,042.90/x
  3. Step 3: Cross multiply
    13,236,490.90x = 19,854,736.35 × 4,261,042.90
  4. Step 4: Simplify right side
    13,236,490.90x = 84,601,883,355,539.42
  5. Step 5: Solve for x
    x = 84,601,883,355,539.42/13,236,490.90
  6. Step 6: Final answer
    x = 6,391,564.35

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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.