Home / 12,252,003.76-16,871,300.76-11,980,125.64

Finding the Fourth Proportional to 12,252,003.76, 16,871,300.76 and 11,980,125.64

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Solution

The fourth proportional to 12,252,003.76, 16,871,300.76 and 11,980,125.64 is: 16,496,918.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252,003.76 : 16,871,300.76 = 11,980,125.64 : x
  2. Step 2: Convert to fraction form
    12,252,003.76/16,871,300.76 = 11,980,125.64/x
  3. Step 3: Cross multiply
    12,252,003.76x = 16,871,300.76 × 11,980,125.64
  4. Step 4: Simplify right side
    12,252,003.76x = 202,120,302,815,027.53
  5. Step 5: Solve for x
    x = 202,120,302,815,027.53/12,252,003.76
  6. Step 6: Final answer
    x = 16,496,918.12

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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.