Home / 8,632,148.09-11,911,516.53-4,764,420.12

Finding the Fourth Proportional to 8,632,148.09, 11,911,516.53 and 4,764,420.12

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Solution

The fourth proportional to 8,632,148.09, 11,911,516.53 and 4,764,420.12 is: 6,574,431.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632,148.09 : 11,911,516.53 = 4,764,420.12 : x
  2. Step 2: Convert to fraction form
    8,632,148.09/11,911,516.53 = 4,764,420.12/x
  3. Step 3: Cross multiply
    8,632,148.09x = 11,911,516.53 × 4,764,420.12
  4. Step 4: Simplify right side
    8,632,148.09x = 56,751,469,015,244.58
  5. Step 5: Solve for x
    x = 56,751,469,015,244.58/8,632,148.09
  6. Step 6: Final answer
    x = 6,574,431.82

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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.