Home / 8,679,601.86-13,010,289.06-2,920,336.17

Finding the Fourth Proportional to 8,679,601.86, 13,010,289.06 and 2,920,336.17

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Solution

The fourth proportional to 8,679,601.86, 13,010,289.06 and 2,920,336.17 is: 4,377,437.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,679,601.86 : 13,010,289.06 = 2,920,336.17 : x
  2. Step 2: Convert to fraction form
    8,679,601.86/13,010,289.06 = 2,920,336.17/x
  3. Step 3: Cross multiply
    8,679,601.86x = 13,010,289.06 × 2,920,336.17
  4. Step 4: Simplify right side
    8,679,601.86x = 37,994,417,659,021.86
  5. Step 5: Solve for x
    x = 37,994,417,659,021.86/8,679,601.86
  6. Step 6: Final answer
    x = 4,377,437.85

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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.