Home / 19,859,231.52-29,788,848.86-6,396,059.52

Finding the Fourth Proportional to 19,859,231.52, 29,788,848.86 and 6,396,059.52

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Solution

The fourth proportional to 19,859,231.52, 29,788,848.86 and 6,396,059.52 is: 9,594,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,859,231.52 : 29,788,848.86 = 6,396,059.52 : x
  2. Step 2: Convert to fraction form
    19,859,231.52/29,788,848.86 = 6,396,059.52/x
  3. Step 3: Cross multiply
    19,859,231.52x = 29,788,848.86 × 6,396,059.52
  4. Step 4: Simplify right side
    19,859,231.52x = 190,531,250,340,844.12
  5. Step 5: Solve for x
    x = 190,531,250,340,844.12/19,859,231.52
  6. Step 6: Final answer
    x = 9,594,089.79

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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.