Home / 13,850,980.85-20,778,703.83-4,266,354.93

Finding the Fourth Proportional to 13,850,980.85, 20,778,703.83 and 4,266,354.93

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Solution

The fourth proportional to 13,850,980.85, 20,778,703.83 and 4,266,354.93 is: 6,400,220.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850,980.85 : 20,778,703.83 = 4,266,354.93 : x
  2. Step 2: Convert to fraction form
    13,850,980.85/20,778,703.83 = 4,266,354.93/x
  3. Step 3: Cross multiply
    13,850,980.85x = 20,778,703.83 × 4,266,354.93
  4. Step 4: Simplify right side
    13,850,980.85x = 88,649,325,524,130.38
  5. Step 5: Solve for x
    x = 88,649,325,524,130.38/13,850,980.85
  6. Step 6: Final answer
    x = 6,400,220.07

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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.