Home / 12,158,890.44-16,777,050.49-6,931,676.04

Finding the Fourth Proportional to 12,158,890.44, 16,777,050.49 and 6,931,676.04

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Solution

The fourth proportional to 12,158,890.44, 16,777,050.49 and 6,931,676.04 is: 9,564,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,158,890.44 : 16,777,050.49 = 6,931,676.04 : x
  2. Step 2: Convert to fraction form
    12,158,890.44/16,777,050.49 = 6,931,676.04/x
  3. Step 3: Cross multiply
    12,158,890.44x = 16,777,050.49 × 6,931,676.04
  4. Step 4: Simplify right side
    12,158,890.44x = 116,293,078,903,403.27
  5. Step 5: Solve for x
    x = 116,293,078,903,403.27/12,158,890.44
  6. Step 6: Final answer
    x = 9,564,448.29

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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.