Home / 45,554,981.70-68,338,466.55-16,821,300.90

Finding the Fourth Proportional to 45,554,981.70, 68,338,466.55 and 16,821,300.90

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Solution

The fourth proportional to 45,554,981.70, 68,338,466.55 and 16,821,300.90 is: 25,234,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,554,981.70 : 68,338,466.55 = 16,821,300.90 : x
  2. Step 2: Convert to fraction form
    45,554,981.70/68,338,466.55 = 16,821,300.90/x
  3. Step 3: Cross multiply
    45,554,981.70x = 68,338,466.55 × 16,821,300.90
  4. Step 4: Simplify right side
    45,554,981.70x = 1,149,541,908,882,134.75
  5. Step 5: Solve for x
    x = 1,149,541,908,882,134.75/45,554,981.70
  6. Step 6: Final answer
    x = 25,234,164.65

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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.