Home / 47,388,390.02-71,085,243.64-13,307,078.42

Finding the Fourth Proportional to 47,388,390.02, 71,085,243.64 and 13,307,078.42

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Solution

The fourth proportional to 47,388,390.02, 71,085,243.64 and 13,307,078.42 is: 19,961,364.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388,390.02 : 71,085,243.64 = 13,307,078.42 : x
  2. Step 2: Convert to fraction form
    47,388,390.02/71,085,243.64 = 13,307,078.42/x
  3. Step 3: Cross multiply
    47,388,390.02x = 71,085,243.64 × 13,307,078.42
  4. Step 4: Simplify right side
    47,388,390.02x = 945,936,911,622,286.25
  5. Step 5: Solve for x
    x = 945,936,911,622,286.25/47,388,390.02
  6. Step 6: Final answer
    x = 19,961,364.19

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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.