Home / 19,096,990.45-28,645,202.16-4,720,057.45

Finding the Fourth Proportional to 19,096,990.45, 28,645,202.16 and 4,720,057.45

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Solution

The fourth proportional to 19,096,990.45, 28,645,202.16 and 4,720,057.45 is: 7,080,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,096,990.45 : 28,645,202.16 = 4,720,057.45 : x
  2. Step 2: Convert to fraction form
    19,096,990.45/28,645,202.16 = 4,720,057.45/x
  3. Step 3: Cross multiply
    19,096,990.45x = 28,645,202.16 × 4,720,057.45
  4. Step 4: Simplify right side
    19,096,990.45x = 135,206,999,718,838.09
  5. Step 5: Solve for x
    x = 135,206,999,718,838.09/19,096,990.45
  6. Step 6: Final answer
    x = 7,080,016.10

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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.