Home / 7,716,739.61-10,648,333.04-4,454,605.26

Finding the Fourth Proportional to 7,716,739.61, 10,648,333.04 and 4,454,605.26

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Solution

The fourth proportional to 7,716,739.61, 10,648,333.04 and 4,454,605.26 is: 6,146,912.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716,739.61 : 10,648,333.04 = 4,454,605.26 : x
  2. Step 2: Convert to fraction form
    7,716,739.61/10,648,333.04 = 4,454,605.26/x
  3. Step 3: Cross multiply
    7,716,739.61x = 10,648,333.04 × 4,454,605.26
  4. Step 4: Simplify right side
    7,716,739.61x = 47,434,120,347,942.77
  5. Step 5: Solve for x
    x = 47,434,120,347,942.77/7,716,739.61
  6. Step 6: Final answer
    x = 6,146,912.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.