Home / 14,014,911.70-21,022,367.55-13,353,562.90

Finding the Fourth Proportional to 14,014,911.70, 21,022,367.55 and 13,353,562.90

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Solution

The fourth proportional to 14,014,911.70, 21,022,367.55 and 13,353,562.90 is: 20,030,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,911.70 : 21,022,367.55 = 13,353,562.90 : x
  2. Step 2: Convert to fraction form
    14,014,911.70/21,022,367.55 = 13,353,562.90/x
  3. Step 3: Cross multiply
    14,014,911.70x = 21,022,367.55 × 13,353,562.90
  4. Step 4: Simplify right side
    14,014,911.70x = 280,723,507,385,843.91
  5. Step 5: Solve for x
    x = 280,723,507,385,843.91/14,014,911.70
  6. Step 6: Final answer
    x = 20,030,344.35

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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.