Home / 14,730,236.20-20,326,934.71-8,114,607.78

Finding the Fourth Proportional to 14,730,236.20, 20,326,934.71 and 8,114,607.78

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Solution

The fourth proportional to 14,730,236.20, 20,326,934.71 and 8,114,607.78 is: 11,197,722.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730,236.20 : 20,326,934.71 = 8,114,607.78 : x
  2. Step 2: Convert to fraction form
    14,730,236.20/20,326,934.71 = 8,114,607.78/x
  3. Step 3: Cross multiply
    14,730,236.20x = 20,326,934.71 × 8,114,607.78
  4. Step 4: Simplify right side
    14,730,236.20x = 164,945,102,541,318.06
  5. Step 5: Solve for x
    x = 164,945,102,541,318.06/14,730,236.20
  6. Step 6: Final answer
    x = 11,197,722.85

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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.