Home / 11,108,318.40-16,659,211.68-4,718,520

Finding the Fourth Proportional to 11,108,318.40, 16,659,211.68 and 4,718,520

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Solution

The fourth proportional to 11,108,318.40, 16,659,211.68 and 4,718,520 is: 7,076,392.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108,318.40 : 16,659,211.68 = 4,718,520 : x
  2. Step 2: Convert to fraction form
    11,108,318.40/16,659,211.68 = 4,718,520/x
  3. Step 3: Cross multiply
    11,108,318.40x = 16,659,211.68 × 4,718,520
  4. Step 4: Simplify right side
    11,108,318.40x = 78,606,823,496,313.59
  5. Step 5: Solve for x
    x = 78,606,823,496,313.59/11,108,318.40
  6. Step 6: Final answer
    x = 7,076,392.72

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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.