Home / 57,270,458.25-79,033,245.35-31,516,346.25

Finding the Fourth Proportional to 57,270,458.25, 79,033,245.35 and 31,516,346.25

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Solution

The fourth proportional to 57,270,458.25, 79,033,245.35 and 31,516,346.25 is: 43,492,564.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,270,458.25 : 79,033,245.35 = 31,516,346.25 : x
  2. Step 2: Convert to fraction form
    57,270,458.25/79,033,245.35 = 31,516,346.25/x
  3. Step 3: Cross multiply
    57,270,458.25x = 79,033,245.35 × 31,516,346.25
  4. Step 4: Simplify right side
    57,270,458.25x = 2,490,839,125,554,220.50
  5. Step 5: Solve for x
    x = 2,490,839,125,554,220.50/57,270,458.25
  6. Step 6: Final answer
    x = 43,492,564.96

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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.