Home / 6,688,557.29-10,035,494.36-2,140,306.85

Finding the Fourth Proportional to 6,688,557.29, 10,035,494.36 and 2,140,306.85

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Solution

The fourth proportional to 6,688,557.29, 10,035,494.36 and 2,140,306.85 is: 3,211,310.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,557.29 : 10,035,494.36 = 2,140,306.85 : x
  2. Step 2: Convert to fraction form
    6,688,557.29/10,035,494.36 = 2,140,306.85/x
  3. Step 3: Cross multiply
    6,688,557.29x = 10,035,494.36 × 2,140,306.85
  4. Step 4: Simplify right side
    6,688,557.29x = 21,479,037,321,844.37
  5. Step 5: Solve for x
    x = 21,479,037,321,844.37/6,688,557.29
  6. Step 6: Final answer
    x = 3,211,310.96

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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.