Home / 6,928,440.20-10,392,666.06-1,879,751.24

Finding the Fourth Proportional to 6,928,440.20, 10,392,666.06 and 1,879,751.24

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Solution

The fourth proportional to 6,928,440.20, 10,392,666.06 and 1,879,751.24 is: 2,819,628.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928,440.20 : 10,392,666.06 = 1,879,751.24 : x
  2. Step 2: Convert to fraction form
    6,928,440.20/10,392,666.06 = 1,879,751.24/x
  3. Step 3: Cross multiply
    6,928,440.20x = 10,392,666.06 × 1,879,751.24
  4. Step 4: Simplify right side
    6,928,440.20x = 19,535,626,913,190.91
  5. Step 5: Solve for x
    x = 19,535,626,913,190.91/6,928,440.20
  6. Step 6: Final answer
    x = 2,819,628.42

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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.