Home / 31,842,257.60-43,928,484.68-20,233,593.23

Finding the Fourth Proportional to 31,842,257.60, 43,928,484.68 and 20,233,593.23

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Solution

The fourth proportional to 31,842,257.60, 43,928,484.68 and 20,233,593.23 is: 27,913,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,842,257.60 : 43,928,484.68 = 20,233,593.23 : x
  2. Step 2: Convert to fraction form
    31,842,257.60/43,928,484.68 = 20,233,593.23/x
  3. Step 3: Cross multiply
    31,842,257.60x = 43,928,484.68 × 20,233,593.23
  4. Step 4: Simplify right side
    31,842,257.60x = 888,831,089,904,596.38
  5. Step 5: Solve for x
    x = 888,831,089,904,596.38/31,842,257.60
  6. Step 6: Final answer
    x = 27,913,570.11

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1.5x scale

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.