Home / 81,170,841.96-112,015,911.42-44,001,007.25

Finding the Fourth Proportional to 81,170,841.96, 112,015,911.42 and 44,001,007.25

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Solution

The fourth proportional to 81,170,841.96, 112,015,911.42 and 44,001,007.25 is: 60,721,471.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,170,841.96 : 112,015,911.42 = 44,001,007.25 : x
  2. Step 2: Convert to fraction form
    81,170,841.96/112,015,911.42 = 44,001,007.25/x
  3. Step 3: Cross multiply
    81,170,841.96x = 112,015,911.42 × 44,001,007.25
  4. Step 4: Simplify right side
    81,170,841.96x = 4,928,812,929,946,698
  5. Step 5: Solve for x
    x = 4,928,812,929,946,698/81,170,841.96
  6. Step 6: Final answer
    x = 60,721,471.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.