Home / 13,850,981.85-20,778,705.33-4,266,355.93

Finding the Fourth Proportional to 13,850,981.85, 20,778,705.33 and 4,266,355.93

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Solution

The fourth proportional to 13,850,981.85, 20,778,705.33 and 4,266,355.93 is: 6,400,221.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850,981.85 : 20,778,705.33 = 4,266,355.93 : x
  2. Step 2: Convert to fraction form
    13,850,981.85/20,778,705.33 = 4,266,355.93/x
  3. Step 3: Cross multiply
    13,850,981.85x = 20,778,705.33 × 4,266,355.93
  4. Step 4: Simplify right side
    13,850,981.85x = 88,649,352,702,368.09
  5. Step 5: Solve for x
    x = 88,649,352,702,368.09/13,850,981.85
  6. Step 6: Final answer
    x = 6,400,221.56

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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.