Home / 12,101,641.21-16,700,265.21-6,669,133.21

Finding the Fourth Proportional to 12,101,641.21, 16,700,265.21 and 6,669,133.21

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Solution

The fourth proportional to 12,101,641.21, 16,700,265.21 and 6,669,133.21 is: 9,203,404.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,641.21 : 16,700,265.21 = 6,669,133.21 : x
  2. Step 2: Convert to fraction form
    12,101,641.21/16,700,265.21 = 6,669,133.21/x
  3. Step 3: Cross multiply
    12,101,641.21x = 16,700,265.21 × 6,669,133.21
  4. Step 4: Simplify right side
    12,101,641.21x = 111,376,293,327,818.62
  5. Step 5: Solve for x
    x = 111,376,293,327,818.62/12,101,641.21
  6. Step 6: Final answer
    x = 9,203,404.02

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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.