Home / 28,522,022.60-42,783,033.90-13,169,282.60

Finding the Fourth Proportional to 28,522,022.60, 42,783,033.90 and 13,169,282.60

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Solution

The fourth proportional to 28,522,022.60, 42,783,033.90 and 13,169,282.60 is: 19,753,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,522,022.60 : 42,783,033.90 = 13,169,282.60 : x
  2. Step 2: Convert to fraction form
    28,522,022.60/42,783,033.90 = 13,169,282.60/x
  3. Step 3: Cross multiply
    28,522,022.60x = 42,783,033.90 × 13,169,282.60
  4. Step 4: Simplify right side
    28,522,022.60x = 563,421,863,914,480.12
  5. Step 5: Solve for x
    x = 563,421,863,914,480.12/28,522,022.60
  6. Step 6: Final answer
    x = 19,753,923.90

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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.