Home / 9,911,743.46-13,683,011.91-6,647,364.08

Finding the Fourth Proportional to 9,911,743.46, 13,683,011.91 and 6,647,364.08

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Solution

The fourth proportional to 9,911,743.46, 13,683,011.91 and 6,647,364.08 is: 9,176,585.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,911,743.46 : 13,683,011.91 = 6,647,364.08 : x
  2. Step 2: Convert to fraction form
    9,911,743.46/13,683,011.91 = 6,647,364.08/x
  3. Step 3: Cross multiply
    9,911,743.46x = 13,683,011.91 × 6,647,364.08
  4. Step 4: Simplify right side
    9,911,743.46x = 90,955,961,876,746.19
  5. Step 5: Solve for x
    x = 90,955,961,876,746.19/9,911,743.46
  6. Step 6: Final answer
    x = 9,176,585.56

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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.