Home / 11,383,115.72-15,713,993.59-6,735,439.40

Finding the Fourth Proportional to 11,383,115.72, 15,713,993.59 and 6,735,439.40

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Solution

The fourth proportional to 11,383,115.72, 15,713,993.59 and 6,735,439.40 is: 9,298,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383,115.72 : 15,713,993.59 = 6,735,439.40 : x
  2. Step 2: Convert to fraction form
    11,383,115.72/15,713,993.59 = 6,735,439.40/x
  3. Step 3: Cross multiply
    11,383,115.72x = 15,713,993.59 × 6,735,439.40
  4. Step 4: Simplify right side
    11,383,115.72x = 105,840,651,462,024.88
  5. Step 5: Solve for x
    x = 105,840,651,462,024.88/11,383,115.72
  6. Step 6: Final answer
    x = 9,298,038.79

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1.5x scale

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.