Home / 12,170,158.37-16,794,822.51-6,663,882.18

Finding the Fourth Proportional to 12,170,158.37, 16,794,822.51 and 6,663,882.18

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Solution

The fourth proportional to 12,170,158.37, 16,794,822.51 and 6,663,882.18 is: 9,196,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,170,158.37 : 16,794,822.51 = 6,663,882.18 : x
  2. Step 2: Convert to fraction form
    12,170,158.37/16,794,822.51 = 6,663,882.18/x
  3. Step 3: Cross multiply
    12,170,158.37x = 16,794,822.51 × 6,663,882.18
  4. Step 4: Simplify right side
    12,170,158.37x = 111,918,718,440,651.88
  5. Step 5: Solve for x
    x = 111,918,718,440,651.88/12,170,158.37
  6. Step 6: Final answer
    x = 9,196,159.58

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1.5x scale

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.