Home / 19,577,942.80-29,366,914.20-16,680,605.20

Finding the Fourth Proportional to 19,577,942.80, 29,366,914.20 and 16,680,605.20

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Solution

The fourth proportional to 19,577,942.80, 29,366,914.20 and 16,680,605.20 is: 25,020,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577,942.80 : 29,366,914.20 = 16,680,605.20 : x
  2. Step 2: Convert to fraction form
    19,577,942.80/29,366,914.20 = 16,680,605.20/x
  3. Step 3: Cross multiply
    19,577,942.80x = 29,366,914.20 × 16,680,605.20
  4. Step 4: Simplify right side
    19,577,942.80x = 489,857,901,712,473.81
  5. Step 5: Solve for x
    x = 489,857,901,712,473.81/19,577,942.80
  6. Step 6: Final answer
    x = 25,020,907.80

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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.