Home / 57,271,258.20-79,035,287.58-31,166,876.28

Finding the Fourth Proportional to 57,271,258.20, 79,035,287.58 and 31,166,876.28

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Solution

The fourth proportional to 57,271,258.20, 79,035,287.58 and 31,166,876.28 is: 43,010,806.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,271,258.20 : 79,035,287.58 = 31,166,876.28 : x
  2. Step 2: Convert to fraction form
    57,271,258.20/79,035,287.58 = 31,166,876.28/x
  3. Step 3: Cross multiply
    57,271,258.20x = 79,035,287.58 × 31,166,876.28
  4. Step 4: Simplify right side
    57,271,258.20x = 2,463,283,029,760,080.50
  5. Step 5: Solve for x
    x = 2,463,283,029,760,080.50/57,271,258.20
  6. Step 6: Final answer
    x = 43,010,806.94

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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.