Home / 27,146,788.57-40,724,019.25-8,698,420.15

Finding the Fourth Proportional to 27,146,788.57, 40,724,019.25 and 8,698,420.15

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Solution

The fourth proportional to 27,146,788.57, 40,724,019.25 and 8,698,420.15 is: 13,048,859.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,146,788.57 : 40,724,019.25 = 8,698,420.15 : x
  2. Step 2: Convert to fraction form
    27,146,788.57/40,724,019.25 = 8,698,420.15/x
  3. Step 3: Cross multiply
    27,146,788.57x = 40,724,019.25 × 8,698,420.15
  4. Step 4: Simplify right side
    27,146,788.57x = 354,234,629,633,187.88
  5. Step 5: Solve for x
    x = 354,234,629,633,187.88/27,146,788.57
  6. Step 6: Final answer
    x = 13,048,859.49

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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.