Home / 70,562,234.68-105,824,456.34-19,432,099.24

Finding the Fourth Proportional to 70,562,234.68, 105,824,456.34 and 19,432,099.24

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Solution

The fourth proportional to 70,562,234.68, 105,824,456.34 and 19,432,099.24 is: 29,142,945.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,562,234.68 : 105,824,456.34 = 19,432,099.24 : x
  2. Step 2: Convert to fraction form
    70,562,234.68/105,824,456.34 = 19,432,099.24/x
  3. Step 3: Cross multiply
    70,562,234.68x = 105,824,456.34 × 19,432,099.24
  4. Step 4: Simplify right side
    70,562,234.68x = 2,056,391,337,985,160.75
  5. Step 5: Solve for x
    x = 2,056,391,337,985,160.75/70,562,234.68
  6. Step 6: Final answer
    x = 29,142,945.19

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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.