Home / 13,096,669.18-18,080,894.88-8,692,367.50

Finding the Fourth Proportional to 13,096,669.18, 18,080,894.88 and 8,692,367.50

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Solution

The fourth proportional to 13,096,669.18, 18,080,894.88 and 8,692,367.50 is: 12,000,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,096,669.18 : 18,080,894.88 = 8,692,367.50 : x
  2. Step 2: Convert to fraction form
    13,096,669.18/18,080,894.88 = 8,692,367.50/x
  3. Step 3: Cross multiply
    13,096,669.18x = 18,080,894.88 × 8,692,367.50
  4. Step 4: Simplify right side
    13,096,669.18x = 157,165,783,025,828.41
  5. Step 5: Solve for x
    x = 157,165,783,025,828.41/13,096,669.18
  6. Step 6: Final answer
    x = 12,000,439.26

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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.