Home / 30,191,358.04-45,245,138.83-13,756,477.84

Finding the Fourth Proportional to 30,191,358.04, 45,245,138.83 and 13,756,477.84

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Solution

The fourth proportional to 30,191,358.04, 45,245,138.83 and 13,756,477.84 is: 20,615,626.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,191,358.04 : 45,245,138.83 = 13,756,477.84 : x
  2. Step 2: Convert to fraction form
    30,191,358.04/45,245,138.83 = 13,756,477.84/x
  3. Step 3: Cross multiply
    30,191,358.04x = 45,245,138.83 × 13,756,477.84
  4. Step 4: Simplify right side
    30,191,358.04x = 622,413,749,682,618.50
  5. Step 5: Solve for x
    x = 622,413,749,682,618.50/30,191,358.04
  6. Step 6: Final answer
    x = 20,615,626.13

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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.