Home / 45,311,926.80-67,967,890.20-15,019,789.80

Finding the Fourth Proportional to 45,311,926.80, 67,967,890.20 and 15,019,789.80

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Solution

The fourth proportional to 45,311,926.80, 67,967,890.20 and 15,019,789.80 is: 22,529,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,311,926.80 : 67,967,890.20 = 15,019,789.80 : x
  2. Step 2: Convert to fraction form
    45,311,926.80/67,967,890.20 = 15,019,789.80/x
  3. Step 3: Cross multiply
    45,311,926.80x = 67,967,890.20 × 15,019,789.80
  4. Step 4: Simplify right side
    45,311,926.80x = 1,020,863,423,953,480
  5. Step 5: Solve for x
    x = 1,020,863,423,953,480/45,311,926.80
  6. Step 6: Final answer
    x = 22,529,684.70

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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.