Home / 31,309,497.60-46,964,246.40-28,522,579.20

Finding the Fourth Proportional to 31,309,497.60, 46,964,246.40 and 28,522,579.20

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Solution

The fourth proportional to 31,309,497.60, 46,964,246.40 and 28,522,579.20 is: 42,783,868.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,309,497.60 : 46,964,246.40 = 28,522,579.20 : x
  2. Step 2: Convert to fraction form
    31,309,497.60/46,964,246.40 = 28,522,579.20/x
  3. Step 3: Cross multiply
    31,309,497.60x = 46,964,246.40 × 28,522,579.20
  4. Step 4: Simplify right side
    31,309,497.60x = 1,339,541,437,512,314.75
  5. Step 5: Solve for x
    x = 1,339,541,437,512,314.75/31,309,497.60
  6. Step 6: Final answer
    x = 42,783,868.80

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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.