Home / 6,900,357.89-10,337,271-3,858,497.84

Finding the Fourth Proportional to 6,900,357.89, 10,337,271 and 3,858,497.84

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Solution

The fourth proportional to 6,900,357.89, 10,337,271 and 3,858,497.84 is: 5,780,328.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900,357.89 : 10,337,271 = 3,858,497.84 : x
  2. Step 2: Convert to fraction form
    6,900,357.89/10,337,271 = 3,858,497.84/x
  3. Step 3: Cross multiply
    6,900,357.89x = 10,337,271 × 3,858,497.84
  4. Step 4: Simplify right side
    6,900,357.89x = 39,886,337,773,308.28
  5. Step 5: Solve for x
    x = 39,886,337,773,308.28/6,900,357.89
  6. Step 6: Final answer
    x = 5,780,328.85

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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.