Home / 51,560,635.40-71,152,047.97-28,355,690.60

Finding the Fourth Proportional to 51,560,635.40, 71,152,047.97 and 28,355,690.60

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Solution

The fourth proportional to 51,560,635.40, 71,152,047.97 and 28,355,690.60 is: 39,129,957.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,560,635.40 : 71,152,047.97 = 28,355,690.60 : x
  2. Step 2: Convert to fraction form
    51,560,635.40/71,152,047.97 = 28,355,690.60/x
  3. Step 3: Cross multiply
    51,560,635.40x = 71,152,047.97 × 28,355,690.60
  4. Step 4: Simplify right side
    51,560,635.40x = 2,017,565,457,367,028.50
  5. Step 5: Solve for x
    x = 2,017,565,457,367,028.50/51,560,635.40
  6. Step 6: Final answer
    x = 39,129,957.22

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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.