Home / 6,185,711.80-9,278,567.70-3,315,930.40

Finding the Fourth Proportional to 6,185,711.80, 9,278,567.70 and 3,315,930.40

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Solution

The fourth proportional to 6,185,711.80, 9,278,567.70 and 3,315,930.40 is: 4,973,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185,711.80 : 9,278,567.70 = 3,315,930.40 : x
  2. Step 2: Convert to fraction form
    6,185,711.80/9,278,567.70 = 3,315,930.40/x
  3. Step 3: Cross multiply
    6,185,711.80x = 9,278,567.70 × 3,315,930.40
  4. Step 4: Simplify right side
    6,185,711.80x = 30,767,084,704,888.08
  5. Step 5: Solve for x
    x = 30,767,084,704,888.08/6,185,711.80
  6. Step 6: Final answer
    x = 4,973,895.60

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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.