Home / 19,859,231.25-29,788,848.50-6,396,059.25

Finding the Fourth Proportional to 19,859,231.25, 29,788,848.50 and 6,396,059.25

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Solution

The fourth proportional to 19,859,231.25, 29,788,848.50 and 6,396,059.25 is: 9,594,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,859,231.25 : 29,788,848.50 = 6,396,059.25 : x
  2. Step 2: Convert to fraction form
    19,859,231.25/29,788,848.50 = 6,396,059.25/x
  3. Step 3: Cross multiply
    19,859,231.25x = 29,788,848.50 × 6,396,059.25
  4. Step 4: Simplify right side
    19,859,231.25x = 190,531,239,963,293.34
  5. Step 5: Solve for x
    x = 190,531,239,963,293.34/19,859,231.25
  6. Step 6: Final answer
    x = 9,594,089.40

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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.