Home / 5,228,686.81-7,216,443.92-4,356,137.90

Finding the Fourth Proportional to 5,228,686.81, 7,216,443.92 and 4,356,137.90

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Solution

The fourth proportional to 5,228,686.81, 7,216,443.92 and 4,356,137.90 is: 6,012,183.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,686.81 : 7,216,443.92 = 4,356,137.90 : x
  2. Step 2: Convert to fraction form
    5,228,686.81/7,216,443.92 = 4,356,137.90/x
  3. Step 3: Cross multiply
    5,228,686.81x = 7,216,443.92 × 4,356,137.90
  4. Step 4: Simplify right side
    5,228,686.81x = 31,435,824,892,068.02
  5. Step 5: Solve for x
    x = 31,435,824,892,068.02/5,228,686.81
  6. Step 6: Final answer
    x = 6,012,183.56

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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.