Home / 6,630,741.71-9,946,112.93-1,838,431.05

Finding the Fourth Proportional to 6,630,741.71, 9,946,112.93 and 1,838,431.05

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Solution

The fourth proportional to 6,630,741.71, 9,946,112.93 and 1,838,431.05 is: 2,757,646.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,741.71 : 9,946,112.93 = 1,838,431.05 : x
  2. Step 2: Convert to fraction form
    6,630,741.71/9,946,112.93 = 1,838,431.05/x
  3. Step 3: Cross multiply
    6,630,741.71x = 9,946,112.93 × 1,838,431.05
  4. Step 4: Simplify right side
    6,630,741.71x = 18,285,242,837,318.48
  5. Step 5: Solve for x
    x = 18,285,242,837,318.48/6,630,741.71
  6. Step 6: Final answer
    x = 2,757,646.68

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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.