Home / 11,776,157.40-16,252,818.30-6,619,943.64

Finding the Fourth Proportional to 11,776,157.40, 16,252,818.30 and 6,619,943.64

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Solution

The fourth proportional to 11,776,157.40, 16,252,818.30 and 6,619,943.64 is: 9,136,489.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776,157.40 : 16,252,818.30 = 6,619,943.64 : x
  2. Step 2: Convert to fraction form
    11,776,157.40/16,252,818.30 = 6,619,943.64/x
  3. Step 3: Cross multiply
    11,776,157.40x = 16,252,818.30 × 6,619,943.64
  4. Step 4: Simplify right side
    11,776,157.40x = 107,592,741,137,160.61
  5. Step 5: Solve for x
    x = 107,592,741,137,160.61/11,776,157.40
  6. Step 6: Final answer
    x = 9,136,489.73

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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.