Home / 13,149,617.80-19,710,429.90-5,059,467.40

Finding the Fourth Proportional to 13,149,617.80, 19,710,429.90 and 5,059,467.40

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Solution

The fourth proportional to 13,149,617.80, 19,710,429.90 and 5,059,467.40 is: 7,583,815.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,149,617.80 : 19,710,429.90 = 5,059,467.40 : x
  2. Step 2: Convert to fraction form
    13,149,617.80/19,710,429.90 = 5,059,467.40/x
  3. Step 3: Cross multiply
    13,149,617.80x = 19,710,429.90 × 5,059,467.40
  4. Step 4: Simplify right side
    13,149,617.80x = 99,724,277,519,035.27
  5. Step 5: Solve for x
    x = 99,724,277,519,035.27/13,149,617.80
  6. Step 6: Final answer
    x = 7,583,815.67

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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.