Home / 35,412,258.56-48,869,027.12-20,530,483.20

Finding the Fourth Proportional to 35,412,258.56, 48,869,027.12 and 20,530,483.20

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Solution

The fourth proportional to 35,412,258.56, 48,869,027.12 and 20,530,483.20 is: 28,332,130.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,412,258.56 : 48,869,027.12 = 20,530,483.20 : x
  2. Step 2: Convert to fraction form
    35,412,258.56/48,869,027.12 = 20,530,483.20/x
  3. Step 3: Cross multiply
    35,412,258.56x = 48,869,027.12 × 20,530,483.20
  4. Step 4: Simplify right side
    35,412,258.56x = 1,003,304,740,287,504.25
  5. Step 5: Solve for x
    x = 1,003,304,740,287,504.25/35,412,258.56
  6. Step 6: Final answer
    x = 28,332,130.77

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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.