Home / 16,212,229.77-22,370,667.54-9,684,473.54

Finding the Fourth Proportional to 16,212,229.77, 22,370,667.54 and 9,684,473.54

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Solution

The fourth proportional to 16,212,229.77, 22,370,667.54 and 9,684,473.54 is: 13,363,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,212,229.77 : 22,370,667.54 = 9,684,473.54 : x
  2. Step 2: Convert to fraction form
    16,212,229.77/22,370,667.54 = 9,684,473.54/x
  3. Step 3: Cross multiply
    16,212,229.77x = 22,370,667.54 × 9,684,473.54
  4. Step 4: Simplify right side
    16,212,229.77x = 216,648,137,798,986.78
  5. Step 5: Solve for x
    x = 216,648,137,798,986.78/16,212,229.77
  6. Step 6: Final answer
    x = 13,363,253.60

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1.5x scale

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.