Home / 12,268,506.60-18,388,935.90-5,881,818.60

Finding the Fourth Proportional to 12,268,506.60, 18,388,935.90 and 5,881,818.60

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Solution

The fourth proportional to 12,268,506.60, 18,388,935.90 and 5,881,818.60 is: 8,816,100.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268,506.60 : 18,388,935.90 = 5,881,818.60 : x
  2. Step 2: Convert to fraction form
    12,268,506.60/18,388,935.90 = 5,881,818.60/x
  3. Step 3: Cross multiply
    12,268,506.60x = 18,388,935.90 × 5,881,818.60
  4. Step 4: Simplify right side
    12,268,506.60x = 108,160,385,210,827.72
  5. Step 5: Solve for x
    x = 108,160,385,210,827.72/12,268,506.60
  6. Step 6: Final answer
    x = 8,816,100.34

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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.