Home / 47,260,438.20-70,890,657.30-18,497,014.20

Finding the Fourth Proportional to 47,260,438.20, 70,890,657.30 and 18,497,014.20

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Solution

The fourth proportional to 47,260,438.20, 70,890,657.30 and 18,497,014.20 is: 27,745,521.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,260,438.20 : 70,890,657.30 = 18,497,014.20 : x
  2. Step 2: Convert to fraction form
    47,260,438.20/70,890,657.30 = 18,497,014.20/x
  3. Step 3: Cross multiply
    47,260,438.20x = 70,890,657.30 × 18,497,014.20
  4. Step 4: Simplify right side
    47,260,438.20x = 1,311,265,494,725,433.50
  5. Step 5: Solve for x
    x = 1,311,265,494,725,433.50/47,260,438.20
  6. Step 6: Final answer
    x = 27,745,521.30

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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.