Home / 57,959,628.40-86,939,442.60-31,085,772.40

Finding the Fourth Proportional to 57,959,628.40, 86,939,442.60 and 31,085,772.40

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Solution

The fourth proportional to 57,959,628.40, 86,939,442.60 and 31,085,772.40 is: 46,628,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,959,628.40 : 86,939,442.60 = 31,085,772.40 : x
  2. Step 2: Convert to fraction form
    57,959,628.40/86,939,442.60 = 31,085,772.40/x
  3. Step 3: Cross multiply
    57,959,628.40x = 86,939,442.60 × 31,085,772.40
  4. Step 4: Simplify right side
    57,959,628.40x = 2,702,579,725,246,464
  5. Step 5: Solve for x
    x = 2,702,579,725,246,464/57,959,628.40
  6. Step 6: Final answer
    x = 46,628,658.60

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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.