Home / 14,538,731.62-20,063,529.30-8,343,285.70

Finding the Fourth Proportional to 14,538,731.62, 20,063,529.30 and 8,343,285.70

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Solution

The fourth proportional to 14,538,731.62, 20,063,529.30 and 8,343,285.70 is: 11,513,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538,731.62 : 20,063,529.30 = 8,343,285.70 : x
  2. Step 2: Convert to fraction form
    14,538,731.62/20,063,529.30 = 8,343,285.70/x
  3. Step 3: Cross multiply
    14,538,731.62x = 20,063,529.30 × 8,343,285.70
  4. Step 4: Simplify right side
    14,538,731.62x = 167,395,757,100,221.03
  5. Step 5: Solve for x
    x = 167,395,757,100,221.03/14,538,731.62
  6. Step 6: Final answer
    x = 11,513,779.98

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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.