Home / 6,389,027.28-8,816,790.87-3,488,409.18

Finding the Fourth Proportional to 6,389,027.28, 8,816,790.87 and 3,488,409.18

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Solution

The fourth proportional to 6,389,027.28, 8,816,790.87 and 3,488,409.18 is: 4,813,968.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,027.28 : 8,816,790.87 = 3,488,409.18 : x
  2. Step 2: Convert to fraction form
    6,389,027.28/8,816,790.87 = 3,488,409.18/x
  3. Step 3: Cross multiply
    6,389,027.28x = 8,816,790.87 × 3,488,409.18
  4. Step 4: Simplify right side
    6,389,027.28x = 30,756,574,209,048.18
  5. Step 5: Solve for x
    x = 30,756,574,209,048.18/6,389,027.28
  6. Step 6: Final answer
    x = 4,813,968.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.