Home / 9,188,971.20-13,783,456.80-6,165,662.40

Finding the Fourth Proportional to 9,188,971.20, 13,783,456.80 and 6,165,662.40

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Solution

The fourth proportional to 9,188,971.20, 13,783,456.80 and 6,165,662.40 is: 9,248,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188,971.20 : 13,783,456.80 = 6,165,662.40 : x
  2. Step 2: Convert to fraction form
    9,188,971.20/13,783,456.80 = 6,165,662.40/x
  3. Step 3: Cross multiply
    9,188,971.20x = 13,783,456.80 × 6,165,662.40
  4. Step 4: Simplify right side
    9,188,971.20x = 84,984,141,333,784.33
  5. Step 5: Solve for x
    x = 84,984,141,333,784.33/9,188,971.20
  6. Step 6: Final answer
    x = 9,248,493.60

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1.5x scale

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.