Home / 14,731,517.32-20,329,499.81-8,540,153.58

Finding the Fourth Proportional to 14,731,517.32, 20,329,499.81 and 8,540,153.58

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Solution

The fourth proportional to 14,731,517.32, 20,329,499.81 and 8,540,153.58 is: 11,785,415.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731,517.32 : 20,329,499.81 = 8,540,153.58 : x
  2. Step 2: Convert to fraction form
    14,731,517.32/20,329,499.81 = 8,540,153.58/x
  3. Step 3: Cross multiply
    14,731,517.32x = 20,329,499.81 × 8,540,153.58
  4. Step 4: Simplify right side
    14,731,517.32x = 173,617,050,565,213.41
  5. Step 5: Solve for x
    x = 173,617,050,565,213.41/14,731,517.32
  6. Step 6: Final answer
    x = 11,785,415.37

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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.