Home / 20,232,004.20-30,285,020.70-19,602,148.20

Finding the Fourth Proportional to 20,232,004.20, 30,285,020.70 and 19,602,148.20

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Solution

The fourth proportional to 20,232,004.20, 30,285,020.70 and 19,602,148.20 is: 29,342,197.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232,004.20 : 30,285,020.70 = 19,602,148.20 : x
  2. Step 2: Convert to fraction form
    20,232,004.20/30,285,020.70 = 19,602,148.20/x
  3. Step 3: Cross multiply
    20,232,004.20x = 30,285,020.70 × 19,602,148.20
  4. Step 4: Simplify right side
    20,232,004.20x = 593,651,464,001,467.75
  5. Step 5: Solve for x
    x = 593,651,464,001,467.75/20,232,004.20
  6. Step 6: Final answer
    x = 29,342,197.55

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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.