Home / 51,662,766.24-71,294,283.36-28,457,354.88

Finding the Fourth Proportional to 51,662,766.24, 71,294,283.36 and 28,457,354.88

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Solution

The fourth proportional to 51,662,766.24, 71,294,283.36 and 28,457,354.88 is: 39,270,965.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,662,766.24 : 71,294,283.36 = 28,457,354.88 : x
  2. Step 2: Convert to fraction form
    51,662,766.24/71,294,283.36 = 28,457,354.88/x
  3. Step 3: Cross multiply
    51,662,766.24x = 71,294,283.36 × 28,457,354.88
  4. Step 4: Simplify right side
    51,662,766.24x = 2,028,846,722,490,798.75
  5. Step 5: Solve for x
    x = 2,028,846,722,490,798.75/51,662,766.24
  6. Step 6: Final answer
    x = 39,270,965.73

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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.