Home / 53,638,458.60-80,457,687.90-13,248,942.60

Finding the Fourth Proportional to 53,638,458.60, 80,457,687.90 and 13,248,942.60

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Solution

The fourth proportional to 53,638,458.60, 80,457,687.90 and 13,248,942.60 is: 19,873,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,638,458.60 : 80,457,687.90 = 13,248,942.60 : x
  2. Step 2: Convert to fraction form
    53,638,458.60/80,457,687.90 = 13,248,942.60/x
  3. Step 3: Cross multiply
    53,638,458.60x = 80,457,687.90 × 13,248,942.60
  4. Step 4: Simplify right side
    53,638,458.60x = 1,065,979,288,715,814.62
  5. Step 5: Solve for x
    x = 1,065,979,288,715,814.62/53,638,458.60
  6. Step 6: Final answer
    x = 19,873,413.90

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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.