Home / 7,670,285.19-11,509,823.70-3,120,494.13

Finding the Fourth Proportional to 7,670,285.19, 11,509,823.70 and 3,120,494.13

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Solution

The fourth proportional to 7,670,285.19, 11,509,823.70 and 3,120,494.13 is: 4,682,529.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670,285.19 : 11,509,823.70 = 3,120,494.13 : x
  2. Step 2: Convert to fraction form
    7,670,285.19/11,509,823.70 = 3,120,494.13/x
  3. Step 3: Cross multiply
    7,670,285.19x = 11,509,823.70 × 3,120,494.13
  4. Step 4: Simplify right side
    7,670,285.19x = 35,916,337,293,184.88
  5. Step 5: Solve for x
    x = 35,916,337,293,184.88/7,670,285.19
  6. Step 6: Final answer
    x = 4,682,529.58

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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.