Home / 26,078,211.63-39,101,374.22-12,435,530.67

Finding the Fourth Proportional to 26,078,211.63, 39,101,374.22 and 12,435,530.67

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Solution

The fourth proportional to 26,078,211.63, 39,101,374.22 and 12,435,530.67 is: 18,645,693.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,078,211.63 : 39,101,374.22 = 12,435,530.67 : x
  2. Step 2: Convert to fraction form
    26,078,211.63/39,101,374.22 = 12,435,530.67/x
  3. Step 3: Cross multiply
    26,078,211.63x = 39,101,374.22 × 12,435,530.67
  4. Step 4: Simplify right side
    26,078,211.63x = 486,246,338,289,779.69
  5. Step 5: Solve for x
    x = 486,246,338,289,779.69/26,078,211.63
  6. Step 6: Final answer
    x = 18,645,693.39

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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.