Home / 8,815,647.86-13,217,434.95-4,489,323.54

Finding the Fourth Proportional to 8,815,647.86, 13,217,434.95 and 4,489,323.54

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Solution

The fourth proportional to 8,815,647.86, 13,217,434.95 and 4,489,323.54 is: 6,730,911.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,647.86 : 13,217,434.95 = 4,489,323.54 : x
  2. Step 2: Convert to fraction form
    8,815,647.86/13,217,434.95 = 4,489,323.54/x
  3. Step 3: Cross multiply
    8,815,647.86x = 13,217,434.95 × 4,489,323.54
  4. Step 4: Simplify right side
    8,815,647.86x = 59,337,341,859,453.72
  5. Step 5: Solve for x
    x = 59,337,341,859,453.72/8,815,647.86
  6. Step 6: Final answer
    x = 6,730,911.08

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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.