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Finding the Fourth Proportional to 5,308,964.94, 7,326,993.60 and 3,017,470.08

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Solution

The fourth proportional to 5,308,964.94, 7,326,993.60 and 3,017,470.08 is: 4,164,462.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308,964.94 : 7,326,993.60 = 3,017,470.08 : x
  2. Step 2: Convert to fraction form
    5,308,964.94/7,326,993.60 = 3,017,470.08/x
  3. Step 3: Cross multiply
    5,308,964.94x = 7,326,993.60 × 3,017,470.08
  4. Step 4: Simplify right side
    5,308,964.94x = 22,108,983,964,351.49
  5. Step 5: Solve for x
    x = 22,108,983,964,351.49/5,308,964.94
  6. Step 6: Final answer
    x = 4,164,462.23

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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.