Home / 70,669,985.20-106,011,976.20-24,604,766.80

Finding the Fourth Proportional to 70,669,985.20, 106,011,976.20 and 24,604,766.80

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Solution

The fourth proportional to 70,669,985.20, 106,011,976.20 and 24,604,766.80 is: 36,909,586.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,669,985.20 : 106,011,976.20 = 24,604,766.80 : x
  2. Step 2: Convert to fraction form
    70,669,985.20/106,011,976.20 = 24,604,766.80/x
  3. Step 3: Cross multiply
    70,669,985.20x = 106,011,976.20 × 24,604,766.80
  4. Step 4: Simplify right side
    70,669,985.20x = 2,608,399,952,408,150.50
  5. Step 5: Solve for x
    x = 2,608,399,952,408,150.50/70,669,985.20
  6. Step 6: Final answer
    x = 36,909,586.79

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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.