Home / 12,048,856.36-16,627,251.53-6,821,729.64

Finding the Fourth Proportional to 12,048,856.36, 16,627,251.53 and 6,821,729.64

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Solution

The fourth proportional to 12,048,856.36, 16,627,251.53 and 6,821,729.64 is: 9,413,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048,856.36 : 16,627,251.53 = 6,821,729.64 : x
  2. Step 2: Convert to fraction form
    12,048,856.36/16,627,251.53 = 6,821,729.64/x
  3. Step 3: Cross multiply
    12,048,856.36x = 16,627,251.53 × 6,821,729.64
  4. Step 4: Simplify right side
    12,048,856.36x = 113,426,614,593,936.34
  5. Step 5: Solve for x
    x = 113,426,614,593,936.34/12,048,856.36
  6. Step 6: Final answer
    x = 9,413,890.51

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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.