Home / 14,893,538.80-20,555,155.50-8,367,672.88

Finding the Fourth Proportional to 14,893,538.80, 20,555,155.50 and 8,367,672.88

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Solution

The fourth proportional to 14,893,538.80, 20,555,155.50 and 8,367,672.88 is: 11,548,552.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,893,538.80 : 20,555,155.50 = 8,367,672.88 : x
  2. Step 2: Convert to fraction form
    14,893,538.80/20,555,155.50 = 8,367,672.88/x
  3. Step 3: Cross multiply
    14,893,538.80x = 20,555,155.50 × 8,367,672.88
  4. Step 4: Simplify right side
    14,893,538.80x = 171,998,817,221,532.84
  5. Step 5: Solve for x
    x = 171,998,817,221,532.84/14,893,538.80
  6. Step 6: Final answer
    x = 11,548,552.67

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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.