Home / 20,814,162.54-31,221,068.67-16,269,034.38

Finding the Fourth Proportional to 20,814,162.54, 31,221,068.67 and 16,269,034.38

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Solution

The fourth proportional to 20,814,162.54, 31,221,068.67 and 16,269,034.38 is: 24,403,414.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,814,162.54 : 31,221,068.67 = 16,269,034.38 : x
  2. Step 2: Convert to fraction form
    20,814,162.54/31,221,068.67 = 16,269,034.38/x
  3. Step 3: Cross multiply
    20,814,162.54x = 31,221,068.67 × 16,269,034.38
  4. Step 4: Simplify right side
    20,814,162.54x = 507,936,639,572,570.94
  5. Step 5: Solve for x
    x = 507,936,639,572,570.94/20,814,162.54
  6. Step 6: Final answer
    x = 24,403,414.67

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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.