Home / 12,464,055.38-18,698,507.00-4,787,138.63

Finding the Fourth Proportional to 12,464,055.38, 18,698,507.00 and 4,787,138.63

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Solution

The fourth proportional to 12,464,055.38, 18,698,507.00 and 4,787,138.63 is: 7,181,638.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,055.38 : 18,698,507.00 = 4,787,138.63 : x
  2. Step 2: Convert to fraction form
    12,464,055.38/18,698,507.00 = 4,787,138.63/x
  3. Step 3: Cross multiply
    12,464,055.38x = 18,698,507.00 × 4,787,138.63
  4. Step 4: Simplify right side
    12,464,055.38x = 89,512,345,065,597.19
  5. Step 5: Solve for x
    x = 89,512,345,065,597.19/12,464,055.38
  6. Step 6: Final answer
    x = 7,181,638.91

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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.