Home / 53,990,399.70-81,004,495.32-15,654,214.26

Finding the Fourth Proportional to 53,990,399.70, 81,004,495.32 and 15,654,214.26

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Solution

The fourth proportional to 53,990,399.70, 81,004,495.32 and 15,654,214.26 is: 23,486,800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,990,399.70 : 81,004,495.32 = 15,654,214.26 : x
  2. Step 2: Convert to fraction form
    53,990,399.70/81,004,495.32 = 15,654,214.26/x
  3. Step 3: Cross multiply
    53,990,399.70x = 81,004,495.32 × 15,654,214.26
  4. Step 4: Simplify right side
    53,990,399.70x = 1,268,061,725,762,447.25
  5. Step 5: Solve for x
    x = 1,268,061,725,762,447.25/53,990,399.70
  6. Step 6: Final answer
    x = 23,486,800.11

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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.