Home / 19,096,990.95-28,645,202.91-4,720,057.95

Finding the Fourth Proportional to 19,096,990.95, 28,645,202.91 and 4,720,057.95

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Solution

The fourth proportional to 19,096,990.95, 28,645,202.91 and 4,720,057.95 is: 7,080,016.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,096,990.95 : 28,645,202.91 = 4,720,057.95 : x
  2. Step 2: Convert to fraction form
    19,096,990.95/28,645,202.91 = 4,720,057.95/x
  3. Step 3: Cross multiply
    19,096,990.95x = 28,645,202.91 × 4,720,057.95
  4. Step 4: Simplify right side
    19,096,990.95x = 135,207,017,724,708.64
  5. Step 5: Solve for x
    x = 135,207,017,724,708.64/19,096,990.95
  6. Step 6: Final answer
    x = 7,080,016.85

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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.