Home / 11,438,319.64-15,784,823.73-6,211,281.12

Finding the Fourth Proportional to 11,438,319.64, 15,784,823.73 and 6,211,281.12

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Solution

The fourth proportional to 11,438,319.64, 15,784,823.73 and 6,211,281.12 is: 8,571,536.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,438,319.64 : 15,784,823.73 = 6,211,281.12 : x
  2. Step 2: Convert to fraction form
    11,438,319.64/15,784,823.73 = 6,211,281.12/x
  3. Step 3: Cross multiply
    11,438,319.64x = 15,784,823.73 × 6,211,281.12
  4. Step 4: Simplify right side
    11,438,319.64x = 98,043,977,616,676.98
  5. Step 5: Solve for x
    x = 98,043,977,616,676.98/11,438,319.64
  6. Step 6: Final answer
    x = 8,571,536.79

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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.