Home / 30,633,815.70-45,950,723.55-15,517,271.70

Finding the Fourth Proportional to 30,633,815.70, 45,950,723.55 and 15,517,271.70

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Solution

The fourth proportional to 30,633,815.70, 45,950,723.55 and 15,517,271.70 is: 23,275,907.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,633,815.70 : 45,950,723.55 = 15,517,271.70 : x
  2. Step 2: Convert to fraction form
    30,633,815.70/45,950,723.55 = 15,517,271.70/x
  3. Step 3: Cross multiply
    30,633,815.70x = 45,950,723.55 × 15,517,271.70
  4. Step 4: Simplify right side
    30,633,815.70x = 713,029,862,136,938.50
  5. Step 5: Solve for x
    x = 713,029,862,136,938.50/30,633,815.70
  6. Step 6: Final answer
    x = 23,275,907.55

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Similar ratio
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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.