Home / 25,193,379.40-37,790,069.10-10,814,000.20

Finding the Fourth Proportional to 25,193,379.40, 37,790,069.10 and 10,814,000.20

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Solution

The fourth proportional to 25,193,379.40, 37,790,069.10 and 10,814,000.20 is: 16,221,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,193,379.40 : 37,790,069.10 = 10,814,000.20 : x
  2. Step 2: Convert to fraction form
    25,193,379.40/37,790,069.10 = 10,814,000.20/x
  3. Step 3: Cross multiply
    25,193,379.40x = 37,790,069.10 × 10,814,000.20
  4. Step 4: Simplify right side
    25,193,379.40x = 408,661,814,805,413.81
  5. Step 5: Solve for x
    x = 408,661,814,805,413.81/25,193,379.40
  6. Step 6: Final answer
    x = 16,221,000.30

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1.5x scale

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.