Home / 9,911,739.96-13,683,007.08-6,647,360.58

Finding the Fourth Proportional to 9,911,739.96, 13,683,007.08 and 6,647,360.58

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Solution

The fourth proportional to 9,911,739.96, 13,683,007.08 and 6,647,360.58 is: 9,176,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911,739.96 : 13,683,007.08 = 6,647,360.58 : x
  2. Step 2: Convert to fraction form
    9,911,739.96/13,683,007.08 = 6,647,360.58/x
  3. Step 3: Cross multiply
    9,911,739.96x = 13,683,007.08 × 6,647,360.58
  4. Step 4: Simplify right side
    9,911,739.96x = 90,955,881,879,452.91
  5. Step 5: Solve for x
    x = 90,955,881,879,452.91/9,911,739.96
  6. Step 6: Final answer
    x = 9,176,580.73

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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.