Home / 30,664,080.30-45,996,120.45-19,326,672.30

Finding the Fourth Proportional to 30,664,080.30, 45,996,120.45 and 19,326,672.30

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Solution

The fourth proportional to 30,664,080.30, 45,996,120.45 and 19,326,672.30 is: 28,990,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,664,080.30 : 45,996,120.45 = 19,326,672.30 : x
  2. Step 2: Convert to fraction form
    30,664,080.30/45,996,120.45 = 19,326,672.30/x
  3. Step 3: Cross multiply
    30,664,080.30x = 45,996,120.45 × 19,326,672.30
  4. Step 4: Simplify right side
    30,664,080.30x = 888,951,947,008,478.62
  5. Step 5: Solve for x
    x = 888,951,947,008,478.62/30,664,080.30
  6. Step 6: Final answer
    x = 28,990,008.45

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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.