Home / 48,407,999.30-72,624,829.35-21,102,575.30

Finding the Fourth Proportional to 48,407,999.30, 72,624,829.35 and 21,102,575.30

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Solution

The fourth proportional to 48,407,999.30, 72,624,829.35 and 21,102,575.30 is: 31,659,456.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,407,999.30 : 72,624,829.35 = 21,102,575.30 : x
  2. Step 2: Convert to fraction form
    48,407,999.30/72,624,829.35 = 21,102,575.30/x
  3. Step 3: Cross multiply
    48,407,999.30x = 72,624,829.35 × 21,102,575.30
  4. Step 4: Simplify right side
    48,407,999.30x = 1,532,570,930,008,025
  5. Step 5: Solve for x
    x = 1,532,570,930,008,025/48,407,999.30
  6. Step 6: Final answer
    x = 31,659,456.13

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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.