Home / 11,603,212.16-16,012,931.10-6,446,573.88

Finding the Fourth Proportional to 11,603,212.16, 16,012,931.10 and 6,446,573.88

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Solution

The fourth proportional to 11,603,212.16, 16,012,931.10 and 6,446,573.88 is: 8,896,548.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603,212.16 : 16,012,931.10 = 6,446,573.88 : x
  2. Step 2: Convert to fraction form
    11,603,212.16/16,012,931.10 = 6,446,573.88/x
  3. Step 3: Cross multiply
    11,603,212.16x = 16,012,931.10 × 6,446,573.88
  4. Step 4: Simplify right side
    11,603,212.16x = 103,228,543,371,499.66
  5. Step 5: Solve for x
    x = 103,228,543,371,499.66/11,603,212.16
  6. Step 6: Final answer
    x = 8,896,548.81

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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.