Home / 13,802,628.26-20,730,846.10-11,245,732.74

Finding the Fourth Proportional to 13,802,628.26, 20,730,846.10 and 11,245,732.74

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Solution

The fourth proportional to 13,802,628.26, 20,730,846.10 and 11,245,732.74 is: 16,890,518.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,628.26 : 20,730,846.10 = 11,245,732.74 : x
  2. Step 2: Convert to fraction form
    13,802,628.26/20,730,846.10 = 11,245,732.74/x
  3. Step 3: Cross multiply
    13,802,628.26x = 20,730,846.10 × 11,245,732.74
  4. Step 4: Simplify right side
    13,802,628.26x = 233,133,554,714,671.34
  5. Step 5: Solve for x
    x = 233,133,554,714,671.34/13,802,628.26
  6. Step 6: Final answer
    x = 16,890,518.99

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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.