Home / 20,757,906.96-31,113,235.36-9,226,051.87

Finding the Fourth Proportional to 20,757,906.96, 31,113,235.36 and 9,226,051.87

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Solution

The fourth proportional to 20,757,906.96, 31,113,235.36 and 9,226,051.87 is: 13,828,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,757,906.96 : 31,113,235.36 = 9,226,051.87 : x
  2. Step 2: Convert to fraction form
    20,757,906.96/31,113,235.36 = 9,226,051.87/x
  3. Step 3: Cross multiply
    20,757,906.96x = 31,113,235.36 × 9,226,051.87
  4. Step 4: Simplify right side
    20,757,906.96x = 287,052,323,274,878.06
  5. Step 5: Solve for x
    x = 287,052,323,274,878.06/20,757,906.96
  6. Step 6: Final answer
    x = 13,828,577.41

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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.