Home / 13,821,703.90-20,732,555.85-6,632,014.30

Finding the Fourth Proportional to 13,821,703.90, 20,732,555.85 and 6,632,014.30

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Solution

The fourth proportional to 13,821,703.90, 20,732,555.85 and 6,632,014.30 is: 9,948,021.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,821,703.90 : 20,732,555.85 = 6,632,014.30 : x
  2. Step 2: Convert to fraction form
    13,821,703.90/20,732,555.85 = 6,632,014.30/x
  3. Step 3: Cross multiply
    13,821,703.90x = 20,732,555.85 × 6,632,014.30
  4. Step 4: Simplify right side
    13,821,703.90x = 137,498,606,872,748.66
  5. Step 5: Solve for x
    x = 137,498,606,872,748.66/13,821,703.90
  6. Step 6: Final answer
    x = 9,948,021.45

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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.