Home / 13,317,032.28-19,976,129.80-4,219,800.30

Finding the Fourth Proportional to 13,317,032.28, 19,976,129.80 and 4,219,800.30

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Solution

The fourth proportional to 13,317,032.28, 19,976,129.80 and 4,219,800.30 is: 6,329,884.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317,032.28 : 19,976,129.80 = 4,219,800.30 : x
  2. Step 2: Convert to fraction form
    13,317,032.28/19,976,129.80 = 4,219,800.30/x
  3. Step 3: Cross multiply
    13,317,032.28x = 19,976,129.80 × 4,219,800.30
  4. Step 4: Simplify right side
    13,317,032.28x = 84,295,278,522,878.94
  5. Step 5: Solve for x
    x = 84,295,278,522,878.94/13,317,032.28
  6. Step 6: Final answer
    x = 6,329,884.67

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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.