Home / 23,174,589.84-31,978,820.72-13,753,756.32

Finding the Fourth Proportional to 23,174,589.84, 31,978,820.72 and 13,753,756.32

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Solution

The fourth proportional to 23,174,589.84, 31,978,820.72 and 13,753,756.32 is: 18,978,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,174,589.84 : 31,978,820.72 = 13,753,756.32 : x
  2. Step 2: Convert to fraction form
    23,174,589.84/31,978,820.72 = 13,753,756.32/x
  3. Step 3: Cross multiply
    23,174,589.84x = 31,978,820.72 × 13,753,756.32
  4. Step 4: Simplify right side
    23,174,589.84x = 439,828,907,583,846.94
  5. Step 5: Solve for x
    x = 439,828,907,583,846.94/23,174,589.84
  6. Step 6: Final answer
    x = 18,978,929.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.