Home / 12,283,263.32-18,427,256.58-4,709,638.44

Finding the Fourth Proportional to 12,283,263.32, 18,427,256.58 and 4,709,638.44

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Solution

The fourth proportional to 12,283,263.32, 18,427,256.58 and 4,709,638.44 is: 7,065,363.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,283,263.32 : 18,427,256.58 = 4,709,638.44 : x
  2. Step 2: Convert to fraction form
    12,283,263.32/18,427,256.58 = 4,709,638.44/x
  3. Step 3: Cross multiply
    12,283,263.32x = 18,427,256.58 × 4,709,638.44
  4. Step 4: Simplify right side
    12,283,263.32x = 86,785,715,932,910.94
  5. Step 5: Solve for x
    x = 86,785,715,932,910.94/12,283,263.32
  6. Step 6: Final answer
    x = 7,065,363.14

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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.