Home / 19,513,557.37-29,264,321.80-13,487,016.43

Finding the Fourth Proportional to 19,513,557.37, 29,264,321.80 and 13,487,016.43

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Solution

The fourth proportional to 19,513,557.37, 29,264,321.80 and 13,487,016.43 is: 20,226,367.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513,557.37 : 29,264,321.80 = 13,487,016.43 : x
  2. Step 2: Convert to fraction form
    19,513,557.37/29,264,321.80 = 13,487,016.43/x
  3. Step 3: Cross multiply
    19,513,557.37x = 29,264,321.80 × 13,487,016.43
  4. Step 4: Simplify right side
    19,513,557.37x = 394,688,388,929,407.19
  5. Step 5: Solve for x
    x = 394,688,388,929,407.19/19,513,557.37
  6. Step 6: Final answer
    x = 20,226,367.82

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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.