Home / 14,767,704.48-20,380,455.18-8,242,606.92

Finding the Fourth Proportional to 14,767,704.48, 20,380,455.18 and 8,242,606.92

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Solution

The fourth proportional to 14,767,704.48, 20,380,455.18 and 8,242,606.92 is: 11,375,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767,704.48 : 20,380,455.18 = 8,242,606.92 : x
  2. Step 2: Convert to fraction form
    14,767,704.48/20,380,455.18 = 8,242,606.92/x
  3. Step 3: Cross multiply
    14,767,704.48x = 20,380,455.18 × 8,242,606.92
  4. Step 4: Simplify right side
    14,767,704.48x = 167,988,080,899,417.84
  5. Step 5: Solve for x
    x = 167,988,080,899,417.84/14,767,704.48
  6. Step 6: Final answer
    x = 11,375,368.54

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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.