Home / 9,179,783.53-12,668,031.25-5,049,725.76

Finding the Fourth Proportional to 9,179,783.53, 12,668,031.25 and 5,049,725.76

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Solution

The fourth proportional to 9,179,783.53, 12,668,031.25 and 5,049,725.76 is: 6,968,583.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179,783.53 : 12,668,031.25 = 5,049,725.76 : x
  2. Step 2: Convert to fraction form
    9,179,783.53/12,668,031.25 = 5,049,725.76/x
  3. Step 3: Cross multiply
    9,179,783.53x = 12,668,031.25 × 5,049,725.76
  4. Step 4: Simplify right side
    9,179,783.53x = 63,970,083,718,985.69
  5. Step 5: Solve for x
    x = 63,970,083,718,985.69/9,179,783.53
  6. Step 6: Final answer
    x = 6,968,583.03

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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.