Home / 12,696,635.32-17,521,459.70-6,895,458.59

Finding the Fourth Proportional to 12,696,635.32, 17,521,459.70 and 6,895,458.59

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Solution

The fourth proportional to 12,696,635.32, 17,521,459.70 and 6,895,458.59 is: 9,515,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,696,635.32 : 17,521,459.70 = 6,895,458.59 : x
  2. Step 2: Convert to fraction form
    12,696,635.32/17,521,459.70 = 6,895,458.59/x
  3. Step 3: Cross multiply
    12,696,635.32x = 17,521,459.70 × 6,895,458.59
  4. Step 4: Simplify right side
    12,696,635.32x = 120,818,499,675,619.23
  5. Step 5: Solve for x
    x = 120,818,499,675,619.23/12,696,635.32
  6. Step 6: Final answer
    x = 9,515,788.76

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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.