Home / 57,842,765.25-79,824,485.11-31,737,276.16

Finding the Fourth Proportional to 57,842,765.25, 79,824,485.11 and 31,737,276.16

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Solution

The fourth proportional to 57,842,765.25, 79,824,485.11 and 31,737,276.16 is: 43,798,247.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,842,765.25 : 79,824,485.11 = 31,737,276.16 : x
  2. Step 2: Convert to fraction form
    57,842,765.25/79,824,485.11 = 31,737,276.16/x
  3. Step 3: Cross multiply
    57,842,765.25x = 79,824,485.11 × 31,737,276.16
  4. Step 4: Simplify right side
    57,842,765.25x = 2,533,411,728,265,878
  5. Step 5: Solve for x
    x = 2,533,411,728,265,878/57,842,765.25
  6. Step 6: Final answer
    x = 43,798,247.15

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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.