Home / 11,110,871.22-16,667,640.27-3,920,920.50

Finding the Fourth Proportional to 11,110,871.22, 16,667,640.27 and 3,920,920.50

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Solution

The fourth proportional to 11,110,871.22, 16,667,640.27 and 3,920,920.50 is: 5,881,851.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110,871.22 : 16,667,640.27 = 3,920,920.50 : x
  2. Step 2: Convert to fraction form
    11,110,871.22/16,667,640.27 = 3,920,920.50/x
  3. Step 3: Cross multiply
    11,110,871.22x = 16,667,640.27 × 3,920,920.50
  4. Step 4: Simplify right side
    11,110,871.22x = 65,352,492,421,268.53
  5. Step 5: Solve for x
    x = 65,352,492,421,268.53/11,110,871.22
  6. Step 6: Final answer
    x = 5,881,851.31

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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.