Home / 7,666,713.75-11,496,702.65-2,871,039.63

Finding the Fourth Proportional to 7,666,713.75, 11,496,702.65 and 2,871,039.63

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Solution

The fourth proportional to 7,666,713.75, 11,496,702.65 and 2,871,039.63 is: 4,305,298.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,713.75 : 11,496,702.65 = 2,871,039.63 : x
  2. Step 2: Convert to fraction form
    7,666,713.75/11,496,702.65 = 2,871,039.63/x
  3. Step 3: Cross multiply
    7,666,713.75x = 11,496,702.65 × 2,871,039.63
  4. Step 4: Simplify right side
    7,666,713.75x = 33,007,488,908,120.82
  5. Step 5: Solve for x
    x = 33,007,488,908,120.82/7,666,713.75
  6. Step 6: Final answer
    x = 4,305,298.20

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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.