Home / 35,453,475.96-48,929,558.52-20,781,469.48

Finding the Fourth Proportional to 35,453,475.96, 48,929,558.52 and 20,781,469.48

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Solution

The fourth proportional to 35,453,475.96, 48,929,558.52 and 20,781,469.48 is: 28,680,632.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453,475.96 : 48,929,558.52 = 20,781,469.48 : x
  2. Step 2: Convert to fraction form
    35,453,475.96/48,929,558.52 = 20,781,469.48/x
  3. Step 3: Cross multiply
    35,453,475.96x = 48,929,558.52 × 20,781,469.48
  4. Step 4: Simplify right side
    35,453,475.96x = 1,016,828,127,053,254
  5. Step 5: Solve for x
    x = 1,016,828,127,053,254/35,453,475.96
  6. Step 6: Final answer
    x = 28,680,632.84

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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.