Home / 21,586,383.48-32,370,358.06-12,494,756.60

Finding the Fourth Proportional to 21,586,383.48, 32,370,358.06 and 12,494,756.60

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Solution

The fourth proportional to 21,586,383.48, 32,370,358.06 and 12,494,756.60 is: 18,736,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,586,383.48 : 32,370,358.06 = 12,494,756.60 : x
  2. Step 2: Convert to fraction form
    21,586,383.48/32,370,358.06 = 12,494,756.60/x
  3. Step 3: Cross multiply
    21,586,383.48x = 32,370,358.06 × 12,494,756.60
  4. Step 4: Simplify right side
    21,586,383.48x = 404,459,745,014,548.19
  5. Step 5: Solve for x
    x = 404,459,745,014,548.19/21,586,383.48
  6. Step 6: Final answer
    x = 18,736,799.77

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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.