Home / 11,009,484.15-16,481,567.03-8,182,130.55

Finding the Fourth Proportional to 11,009,484.15, 16,481,567.03 and 8,182,130.55

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Solution

The fourth proportional to 11,009,484.15, 16,481,567.03 and 8,182,130.55 is: 12,248,923.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009,484.15 : 16,481,567.03 = 8,182,130.55 : x
  2. Step 2: Convert to fraction form
    11,009,484.15/16,481,567.03 = 8,182,130.55/x
  3. Step 3: Cross multiply
    11,009,484.15x = 16,481,567.03 × 8,182,130.55
  4. Step 4: Simplify right side
    11,009,484.15x = 134,854,333,067,125.11
  5. Step 5: Solve for x
    x = 134,854,333,067,125.11/11,009,484.15
  6. Step 6: Final answer
    x = 12,248,923.86

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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.