Home / 14,003,243.60-21,004,865.40-4,419,590.90

Finding the Fourth Proportional to 14,003,243.60, 21,004,865.40 and 4,419,590.90

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Solution

The fourth proportional to 14,003,243.60, 21,004,865.40 and 4,419,590.90 is: 6,629,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003,243.60 : 21,004,865.40 = 4,419,590.90 : x
  2. Step 2: Convert to fraction form
    14,003,243.60/21,004,865.40 = 4,419,590.90/x
  3. Step 3: Cross multiply
    14,003,243.60x = 21,004,865.40 × 4,419,590.90
  4. Step 4: Simplify right side
    14,003,243.60x = 92,832,911,977,564.86
  5. Step 5: Solve for x
    x = 92,832,911,977,564.86/14,003,243.60
  6. Step 6: Final answer
    x = 6,629,386.35

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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.