Home / 19,513,556.37-29,264,320.31-13,487,015.43

Finding the Fourth Proportional to 19,513,556.37, 29,264,320.31 and 13,487,015.43

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Solution

The fourth proportional to 19,513,556.37, 29,264,320.31 and 13,487,015.43 is: 20,226,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513,556.37 : 29,264,320.31 = 13,487,015.43 : x
  2. Step 2: Convert to fraction form
    19,513,556.37/29,264,320.31 = 13,487,015.43/x
  3. Step 3: Cross multiply
    19,513,556.37x = 29,264,320.31 × 13,487,015.43
  4. Step 4: Simplify right side
    19,513,556.37x = 394,688,339,501,997.31
  5. Step 5: Solve for x
    x = 394,688,339,501,997.31/19,513,556.37
  6. Step 6: Final answer
    x = 20,226,366.33

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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.