Home / 20,314,683.60-30,473,021.84-8,182,508.88

Finding the Fourth Proportional to 20,314,683.60, 30,473,021.84 and 8,182,508.88

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Solution

The fourth proportional to 20,314,683.60, 30,473,021.84 and 8,182,508.88 is: 12,274,164.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,314,683.60 : 30,473,021.84 = 8,182,508.88 : x
  2. Step 2: Convert to fraction form
    20,314,683.60/30,473,021.84 = 8,182,508.88/x
  3. Step 3: Cross multiply
    20,314,683.60x = 30,473,021.84 × 8,182,508.88
  4. Step 4: Simplify right side
    20,314,683.60x = 249,345,771,806,233.94
  5. Step 5: Solve for x
    x = 249,345,771,806,233.94/20,314,683.60
  6. Step 6: Final answer
    x = 12,274,164.67

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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.