Home / 12,669,263.90-19,003,895.85-11,074,940.90

Finding the Fourth Proportional to 12,669,263.90, 19,003,895.85 and 11,074,940.90

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Solution

The fourth proportional to 12,669,263.90, 19,003,895.85 and 11,074,940.90 is: 16,612,411.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,669,263.90 : 19,003,895.85 = 11,074,940.90 : x
  2. Step 2: Convert to fraction form
    12,669,263.90/19,003,895.85 = 11,074,940.90/x
  3. Step 3: Cross multiply
    12,669,263.90x = 19,003,895.85 × 11,074,940.90
  4. Step 4: Simplify right side
    12,669,263.90x = 210,467,023,408,505.28
  5. Step 5: Solve for x
    x = 210,467,023,408,505.28/12,669,263.90
  6. Step 6: Final answer
    x = 16,612,411.35

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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.