Home / 6,921,202.85-10,381,804.28-3,692,698.78

Finding the Fourth Proportional to 6,921,202.85, 10,381,804.28 and 3,692,698.78

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Solution

The fourth proportional to 6,921,202.85, 10,381,804.28 and 3,692,698.78 is: 5,539,048.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921,202.85 : 10,381,804.28 = 3,692,698.78 : x
  2. Step 2: Convert to fraction form
    6,921,202.85/10,381,804.28 = 3,692,698.78/x
  3. Step 3: Cross multiply
    6,921,202.85x = 10,381,804.28 × 3,692,698.78
  4. Step 4: Simplify right side
    6,921,202.85x = 38,336,875,928,582.27
  5. Step 5: Solve for x
    x = 38,336,875,928,582.27/6,921,202.85
  6. Step 6: Final answer
    x = 5,539,048.16

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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.