Home / 7,090,658.66-9,784,976.06-4,337,143.84

Finding the Fourth Proportional to 7,090,658.66, 9,784,976.06 and 4,337,143.84

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Solution

The fourth proportional to 7,090,658.66, 9,784,976.06 and 4,337,143.84 is: 5,985,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090,658.66 : 9,784,976.06 = 4,337,143.84 : x
  2. Step 2: Convert to fraction form
    7,090,658.66/9,784,976.06 = 4,337,143.84/x
  3. Step 3: Cross multiply
    7,090,658.66x = 9,784,976.06 × 4,337,143.84
  4. Step 4: Simplify right side
    7,090,658.66x = 42,438,848,643,176.47
  5. Step 5: Solve for x
    x = 42,438,848,643,176.47/7,090,658.66
  6. Step 6: Final answer
    x = 5,985,177.21

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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.