Home / 57,370,798-79,171,702.86-31,616,686

Finding the Fourth Proportional to 57,370,798, 79,171,702.86 and 31,616,686

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Solution

The fourth proportional to 57,370,798, 79,171,702.86 and 31,616,686 is: 43,631,027.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,370,798 : 79,171,702.86 = 31,616,686 : x
  2. Step 2: Convert to fraction form
    57,370,798/79,171,702.86 = 31,616,686/x
  3. Step 3: Cross multiply
    57,370,798x = 79,171,702.86 × 31,616,686
  4. Step 4: Simplify right side
    57,370,798x = 2,503,146,869,409,922
  5. Step 5: Solve for x
    x = 2,503,146,869,409,922/57,370,798
  6. Step 6: Final answer
    x = 43,631,027.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.