Home / 13,893,823.72-19,182,833.22-8,674,777.72

Finding the Fourth Proportional to 13,893,823.72, 19,182,833.22 and 8,674,777.72

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Solution

The fourth proportional to 13,893,823.72, 19,182,833.22 and 8,674,777.72 is: 11,977,035.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893,823.72 : 19,182,833.22 = 8,674,777.72 : x
  2. Step 2: Convert to fraction form
    13,893,823.72/19,182,833.22 = 8,674,777.72/x
  3. Step 3: Cross multiply
    13,893,823.72x = 19,182,833.22 × 8,674,777.72
  4. Step 4: Simplify right side
    13,893,823.72x = 166,406,814,223,331.88
  5. Step 5: Solve for x
    x = 166,406,814,223,331.88/13,893,823.72
  6. Step 6: Final answer
    x = 11,977,035.09

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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.