Home / 12,101,653.62-16,700,282.33-6,669,145.62

Finding the Fourth Proportional to 12,101,653.62, 16,700,282.33 and 6,669,145.62

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Solution

The fourth proportional to 12,101,653.62, 16,700,282.33 and 6,669,145.62 is: 9,203,421.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,653.62 : 16,700,282.33 = 6,669,145.62 : x
  2. Step 2: Convert to fraction form
    12,101,653.62/16,700,282.33 = 6,669,145.62/x
  3. Step 3: Cross multiply
    12,101,653.62x = 16,700,282.33 × 6,669,145.62
  4. Step 4: Simplify right side
    12,101,653.62x = 111,376,614,729,835.20
  5. Step 5: Solve for x
    x = 111,376,614,729,835.20/12,101,653.62
  6. Step 6: Final answer
    x = 9,203,421.14

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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.