Home / 47,701,685.80-71,588,142.63-35,433,977.21

Finding the Fourth Proportional to 47,701,685.80, 71,588,142.63 and 35,433,977.21

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Solution

The fourth proportional to 47,701,685.80, 71,588,142.63 and 35,433,977.21 is: 53,177,420.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,701,685.80 : 71,588,142.63 = 35,433,977.21 : x
  2. Step 2: Convert to fraction form
    47,701,685.80/71,588,142.63 = 35,433,977.21/x
  3. Step 3: Cross multiply
    47,701,685.80x = 71,588,142.63 × 35,433,977.21
  4. Step 4: Simplify right side
    47,701,685.80x = 2,536,652,614,368,164.50
  5. Step 5: Solve for x
    x = 2,536,652,614,368,164.50/47,701,685.80
  6. Step 6: Final answer
    x = 53,177,420.71

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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.