Home / 11,510,403.72-15,884,733.09-6,283,690.58

Finding the Fourth Proportional to 11,510,403.72, 15,884,733.09 and 6,283,690.58

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Solution

The fourth proportional to 11,510,403.72, 15,884,733.09 and 6,283,690.58 is: 8,671,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,510,403.72 : 15,884,733.09 = 6,283,690.58 : x
  2. Step 2: Convert to fraction form
    11,510,403.72/15,884,733.09 = 6,283,690.58/x
  3. Step 3: Cross multiply
    11,510,403.72x = 15,884,733.09 × 6,283,690.58
  4. Step 4: Simplify right side
    11,510,403.72x = 99,814,747,604,023.62
  5. Step 5: Solve for x
    x = 99,814,747,604,023.62/11,510,403.72
  6. Step 6: Final answer
    x = 8,671,698.23

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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.