Home / 21,462,556.20-32,193,834.30-7,087,842.60

Finding the Fourth Proportional to 21,462,556.20, 32,193,834.30 and 7,087,842.60

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Solution

The fourth proportional to 21,462,556.20, 32,193,834.30 and 7,087,842.60 is: 10,631,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,462,556.20 : 32,193,834.30 = 7,087,842.60 : x
  2. Step 2: Convert to fraction form
    21,462,556.20/32,193,834.30 = 7,087,842.60/x
  3. Step 3: Cross multiply
    21,462,556.20x = 32,193,834.30 × 7,087,842.60
  4. Step 4: Simplify right side
    21,462,556.20x = 228,184,830,208,881.19
  5. Step 5: Solve for x
    x = 228,184,830,208,881.19/21,462,556.20
  6. Step 6: Final answer
    x = 10,631,763.90

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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.