Home / 19,038,229.61-28,568,692.19-6,908,639.78

Finding the Fourth Proportional to 19,038,229.61, 28,568,692.19 and 6,908,639.78

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Solution

The fourth proportional to 19,038,229.61, 28,568,692.19 and 6,908,639.78 is: 10,367,077.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038,229.61 : 28,568,692.19 = 6,908,639.78 : x
  2. Step 2: Convert to fraction form
    19,038,229.61/28,568,692.19 = 6,908,639.78/x
  3. Step 3: Cross multiply
    19,038,229.61x = 28,568,692.19 × 6,908,639.78
  4. Step 4: Simplify right side
    19,038,229.61x = 197,370,803,415,102.62
  5. Step 5: Solve for x
    x = 197,370,803,415,102.62/19,038,229.61
  6. Step 6: Final answer
    x = 10,367,077.59

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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.