Home / 31,385,322.42-47,078,133.89-9,525,891.57

Finding the Fourth Proportional to 31,385,322.42, 47,078,133.89 and 9,525,891.57

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Solution

The fourth proportional to 31,385,322.42, 47,078,133.89 and 9,525,891.57 is: 14,288,882.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,385,322.42 : 47,078,133.89 = 9,525,891.57 : x
  2. Step 2: Convert to fraction form
    31,385,322.42/47,078,133.89 = 9,525,891.57/x
  3. Step 3: Cross multiply
    31,385,322.42x = 47,078,133.89 × 9,525,891.57
  4. Step 4: Simplify right side
    31,385,322.42x = 448,461,198,706,452.81
  5. Step 5: Solve for x
    x = 448,461,198,706,452.81/31,385,322.42
  6. Step 6: Final answer
    x = 14,288,882.96

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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.