Home / 31,891,420.83-47,844,751.23-10,326,046.35

Finding the Fourth Proportional to 31,891,420.83, 47,844,751.23 and 10,326,046.35

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Solution

The fourth proportional to 31,891,420.83, 47,844,751.23 and 10,326,046.35 is: 15,491,536.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,891,420.83 : 47,844,751.23 = 10,326,046.35 : x
  2. Step 2: Convert to fraction form
    31,891,420.83/47,844,751.23 = 10,326,046.35/x
  3. Step 3: Cross multiply
    31,891,420.83x = 47,844,751.23 × 10,326,046.35
  4. Step 4: Simplify right side
    31,891,420.83x = 494,047,118,805,199.44
  5. Step 5: Solve for x
    x = 494,047,118,805,199.44/31,891,420.83
  6. Step 6: Final answer
    x = 15,491,536.78

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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.