Home / 8,507,897.67-12,767,521.77-4,412,992.89

Finding the Fourth Proportional to 8,507,897.67, 12,767,521.77 and 4,412,992.89

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Solution

The fourth proportional to 8,507,897.67, 12,767,521.77 and 4,412,992.89 is: 6,622,433.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507,897.67 : 12,767,521.77 = 4,412,992.89 : x
  2. Step 2: Convert to fraction form
    8,507,897.67/12,767,521.77 = 4,412,992.89/x
  3. Step 3: Cross multiply
    8,507,897.67x = 12,767,521.77 × 4,412,992.89
  4. Step 4: Simplify right side
    8,507,897.67x = 56,342,982,793,930.21
  5. Step 5: Solve for x
    x = 56,342,982,793,930.21/8,507,897.67
  6. Step 6: Final answer
    x = 6,622,433.06

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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.