Home / 21,859,561.80-32,810,337.90-11,089,024.20

Finding the Fourth Proportional to 21,859,561.80, 32,810,337.90 and 11,089,024.20

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Solution

The fourth proportional to 21,859,561.80, 32,810,337.90 and 11,089,024.20 is: 16,644,186.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,859,561.80 : 32,810,337.90 = 11,089,024.20 : x
  2. Step 2: Convert to fraction form
    21,859,561.80/32,810,337.90 = 11,089,024.20/x
  3. Step 3: Cross multiply
    21,859,561.80x = 32,810,337.90 × 11,089,024.20
  4. Step 4: Simplify right side
    21,859,561.80x = 363,834,630,983,277.12
  5. Step 5: Solve for x
    x = 363,834,630,983,277.12/21,859,561.80
  6. Step 6: Final answer
    x = 16,644,186.85

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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.