Home / 30,562,456.80-45,827,909.61-8,994,257.94

Finding the Fourth Proportional to 30,562,456.80, 45,827,909.61 and 8,994,257.94

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Solution

The fourth proportional to 30,562,456.80, 45,827,909.61 and 8,994,257.94 is: 13,486,744.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,562,456.80 : 45,827,909.61 = 8,994,257.94 : x
  2. Step 2: Convert to fraction form
    30,562,456.80/45,827,909.61 = 8,994,257.94/x
  3. Step 3: Cross multiply
    30,562,456.80x = 45,827,909.61 × 8,994,257.94
  4. Step 4: Simplify right side
    30,562,456.80x = 412,188,039,883,344.75
  5. Step 5: Solve for x
    x = 412,188,039,883,344.75/30,562,456.80
  6. Step 6: Final answer
    x = 13,486,744.29

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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.