Home / 31,918,650.27-47,884,700.32-10,351,570.22

Finding the Fourth Proportional to 31,918,650.27, 47,884,700.32 and 10,351,570.22

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Solution

The fourth proportional to 31,918,650.27, 47,884,700.32 and 10,351,570.22 is: 15,529,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918,650.27 : 47,884,700.32 = 10,351,570.22 : x
  2. Step 2: Convert to fraction form
    31,918,650.27/47,884,700.32 = 10,351,570.22/x
  3. Step 3: Cross multiply
    31,918,650.27x = 47,884,700.32 × 10,351,570.22
  4. Step 4: Simplify right side
    31,918,650.27x = 495,681,837,826,136.50
  5. Step 5: Solve for x
    x = 495,681,837,826,136.50/31,918,650.27
  6. Step 6: Final answer
    x = 15,529,536.30

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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.