Home / 6,789,632.12-9,369,938.66-3,889,583.45

Finding the Fourth Proportional to 6,789,632.12, 9,369,938.66 and 3,889,583.45

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Solution

The fourth proportional to 6,789,632.12, 9,369,938.66 and 3,889,583.45 is: 5,367,766.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789,632.12 : 9,369,938.66 = 3,889,583.45 : x
  2. Step 2: Convert to fraction form
    6,789,632.12/9,369,938.66 = 3,889,583.45/x
  3. Step 3: Cross multiply
    6,789,632.12x = 9,369,938.66 × 3,889,583.45
  4. Step 4: Simplify right side
    6,789,632.12x = 36,445,158,308,290.84
  5. Step 5: Solve for x
    x = 36,445,158,308,290.84/6,789,632.12
  6. Step 6: Final answer
    x = 5,367,766.28

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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.