Home / 31,649,500.90-47,447,679.30-16,503,432.40

Finding the Fourth Proportional to 31,649,500.90, 47,447,679.30 and 16,503,432.40

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Solution

The fourth proportional to 31,649,500.90, 47,447,679.30 and 16,503,432.40 is: 24,741,292.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,649,500.90 : 47,447,679.30 = 16,503,432.40 : x
  2. Step 2: Convert to fraction form
    31,649,500.90/47,447,679.30 = 16,503,432.40/x
  3. Step 3: Cross multiply
    31,649,500.90x = 47,447,679.30 × 16,503,432.40
  4. Step 4: Simplify right side
    31,649,500.90x = 783,049,567,864,429.25
  5. Step 5: Solve for x
    x = 783,049,567,864,429.25/31,649,500.90
  6. Step 6: Final answer
    x = 24,741,292.77

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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.