Home / 7,082,871.30-9,774,073.71-4,183,200.90

Finding the Fourth Proportional to 7,082,871.30, 9,774,073.71 and 4,183,200.90

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Solution

The fourth proportional to 7,082,871.30, 9,774,073.71 and 4,183,200.90 is: 5,772,646.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082,871.30 : 9,774,073.71 = 4,183,200.90 : x
  2. Step 2: Convert to fraction form
    7,082,871.30/9,774,073.71 = 4,183,200.90/x
  3. Step 3: Cross multiply
    7,082,871.30x = 9,774,073.71 × 4,183,200.90
  4. Step 4: Simplify right side
    7,082,871.30x = 40,886,913,940,338.34
  5. Step 5: Solve for x
    x = 40,886,913,940,338.34/7,082,871.30
  6. Step 6: Final answer
    x = 5,772,646.74

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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.