Home / 26,731,219.12-40,113,696-11,378,484.40

Finding the Fourth Proportional to 26,731,219.12, 40,113,696 and 11,378,484.40

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Solution

The fourth proportional to 26,731,219.12, 40,113,696 and 11,378,484.40 is: 17,074,906.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731,219.12 : 40,113,696 = 11,378,484.40 : x
  2. Step 2: Convert to fraction form
    26,731,219.12/40,113,696 = 11,378,484.40/x
  3. Step 3: Cross multiply
    26,731,219.12x = 40,113,696 × 11,378,484.40
  4. Step 4: Simplify right side
    26,731,219.12x = 456,433,064,162,342.44
  5. Step 5: Solve for x
    x = 456,433,064,162,342.44/26,731,219.12
  6. Step 6: Final answer
    x = 17,074,906.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.