Home / 31,918,350.42-47,884,250.65-10,351,270.43

Finding the Fourth Proportional to 31,918,350.42, 47,884,250.65 and 10,351,270.43

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Solution

The fourth proportional to 31,918,350.42, 47,884,250.65 and 10,351,270.43 is: 15,529,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918,350.42 : 47,884,250.65 = 10,351,270.43 : x
  2. Step 2: Convert to fraction form
    31,918,350.42/47,884,250.65 = 10,351,270.43/x
  3. Step 3: Cross multiply
    31,918,350.42x = 47,884,250.65 × 10,351,270.43
  4. Step 4: Simplify right side
    31,918,350.42x = 495,662,827,576,632.06
  5. Step 5: Solve for x
    x = 495,662,827,576,632.06/31,918,350.42
  6. Step 6: Final answer
    x = 15,529,086.60

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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.