Home / 14,014,779.90-21,022,169.85-13,825,823.10

Finding the Fourth Proportional to 14,014,779.90, 21,022,169.85 and 13,825,823.10

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Solution

The fourth proportional to 14,014,779.90, 21,022,169.85 and 13,825,823.10 is: 20,738,734.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,779.90 : 21,022,169.85 = 13,825,823.10 : x
  2. Step 2: Convert to fraction form
    14,014,779.90/21,022,169.85 = 13,825,823.10/x
  3. Step 3: Cross multiply
    14,014,779.90x = 21,022,169.85 × 13,825,823.10
  4. Step 4: Simplify right side
    14,014,779.90x = 290,648,801,524,253.56
  5. Step 5: Solve for x
    x = 290,648,801,524,253.56/14,014,779.90
  6. Step 6: Final answer
    x = 20,738,734.65

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Double scale
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Similar ratio
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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.