Home / 20,733,674.56-31,100,511.84-13,194,064.96

Finding the Fourth Proportional to 20,733,674.56, 31,100,511.84 and 13,194,064.96

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Solution

The fourth proportional to 20,733,674.56, 31,100,511.84 and 13,194,064.96 is: 19,791,097.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733,674.56 : 31,100,511.84 = 13,194,064.96 : x
  2. Step 2: Convert to fraction form
    20,733,674.56/31,100,511.84 = 13,194,064.96/x
  3. Step 3: Cross multiply
    20,733,674.56x = 31,100,511.84 × 13,194,064.96
  4. Step 4: Simplify right side
    20,733,674.56x = 410,342,173,506,209.12
  5. Step 5: Solve for x
    x = 410,342,173,506,209.12/20,733,674.56
  6. Step 6: Final answer
    x = 19,791,097.44

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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.