Home / 31,649,499.90-47,447,677.80-16,503,431.40

Finding the Fourth Proportional to 31,649,499.90, 47,447,677.80 and 16,503,431.40

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Solution

The fourth proportional to 31,649,499.90, 47,447,677.80 and 16,503,431.40 is: 24,741,291.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,649,499.90 : 47,447,677.80 = 16,503,431.40 : x
  2. Step 2: Convert to fraction form
    31,649,499.90/47,447,677.80 = 16,503,431.40/x
  3. Step 3: Cross multiply
    31,649,499.90x = 47,447,677.80 × 16,503,431.40
  4. Step 4: Simplify right side
    31,649,499.90x = 783,049,495,661,602.88
  5. Step 5: Solve for x
    x = 783,049,495,661,602.88/31,649,499.90
  6. Step 6: Final answer
    x = 24,741,291.27

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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.