Home / 14,777,808.26-20,393,253.65-8,072,146.46

Finding the Fourth Proportional to 14,777,808.26, 20,393,253.65 and 8,072,146.46

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Solution

The fourth proportional to 14,777,808.26, 20,393,253.65 and 8,072,146.46 is: 11,139,495.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,777,808.26 : 20,393,253.65 = 8,072,146.46 : x
  2. Step 2: Convert to fraction form
    14,777,808.26/20,393,253.65 = 8,072,146.46/x
  3. Step 3: Cross multiply
    14,777,808.26x = 20,393,253.65 × 8,072,146.46
  4. Step 4: Simplify right side
    14,777,808.26x = 164,617,330,329,893.09
  5. Step 5: Solve for x
    x = 164,617,330,329,893.09/14,777,808.26
  6. Step 6: Final answer
    x = 11,139,495.62

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1.5x scale

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.