Home / 20,289,218.60-30,430,874.54-5,908,425.14

Finding the Fourth Proportional to 20,289,218.60, 30,430,874.54 and 5,908,425.14

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Solution

The fourth proportional to 20,289,218.60, 30,430,874.54 and 5,908,425.14 is: 8,861,777.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,289,218.60 : 30,430,874.54 = 5,908,425.14 : x
  2. Step 2: Convert to fraction form
    20,289,218.60/30,430,874.54 = 5,908,425.14/x
  3. Step 3: Cross multiply
    20,289,218.60x = 30,430,874.54 × 5,908,425.14
  4. Step 4: Simplify right side
    20,289,218.60x = 179,798,544,255,170.19
  5. Step 5: Solve for x
    x = 179,798,544,255,170.19/20,289,218.60
  6. Step 6: Final answer
    x = 8,861,777.67

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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.