Home / 14,597,963.21-20,144,376.32-8,071,200.69

Finding the Fourth Proportional to 14,597,963.21, 20,144,376.32 and 8,071,200.69

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Solution

The fourth proportional to 14,597,963.21, 20,144,376.32 and 8,071,200.69 is: 11,137,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,597,963.21 : 20,144,376.32 = 8,071,200.69 : x
  2. Step 2: Convert to fraction form
    14,597,963.21/20,144,376.32 = 8,071,200.69/x
  3. Step 3: Cross multiply
    14,597,963.21x = 20,144,376.32 × 8,071,200.69
  4. Step 4: Simplify right side
    14,597,963.21x = 162,589,304,013,247.69
  5. Step 5: Solve for x
    x = 162,589,304,013,247.69/14,597,963.21
  6. Step 6: Final answer
    x = 11,137,807.50

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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.