Home / 9,185,504.32-13,778,243.52-3,120,865.84

Finding the Fourth Proportional to 9,185,504.32, 13,778,243.52 and 3,120,865.84

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Solution

The fourth proportional to 9,185,504.32, 13,778,243.52 and 3,120,865.84 is: 4,681,294.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185,504.32 : 13,778,243.52 = 3,120,865.84 : x
  2. Step 2: Convert to fraction form
    9,185,504.32/13,778,243.52 = 3,120,865.84/x
  3. Step 3: Cross multiply
    9,185,504.32x = 13,778,243.52 × 3,120,865.84
  4. Step 4: Simplify right side
    9,185,504.32x = 43,000,049,536,769.35
  5. Step 5: Solve for x
    x = 43,000,049,536,769.35/9,185,504.32
  6. Step 6: Final answer
    x = 4,681,294.36

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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.