Home / 19,127,957.60-28,747,923.60-16,664,520.80

Finding the Fourth Proportional to 19,127,957.60, 28,747,923.60 and 16,664,520.80

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Solution

The fourth proportional to 19,127,957.60, 28,747,923.60 and 16,664,520.80 is: 25,045,557.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127,957.60 : 28,747,923.60 = 16,664,520.80 : x
  2. Step 2: Convert to fraction form
    19,127,957.60/28,747,923.60 = 16,664,520.80/x
  3. Step 3: Cross multiply
    19,127,957.60x = 28,747,923.60 × 16,664,520.80
  4. Step 4: Simplify right side
    19,127,957.60x = 479,070,370,789,010.94
  5. Step 5: Solve for x
    x = 479,070,370,789,010.94/19,127,957.60
  6. Step 6: Final answer
    x = 25,045,557.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.