Home / 19,197,695.22-28,803,795.30-11,526,688.85

Finding the Fourth Proportional to 19,197,695.22, 28,803,795.30 and 11,526,688.85

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Solution

The fourth proportional to 19,197,695.22, 28,803,795.30 and 11,526,688.85 is: 17,294,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,197,695.22 : 28,803,795.30 = 11,526,688.85 : x
  2. Step 2: Convert to fraction form
    19,197,695.22/28,803,795.30 = 11,526,688.85/x
  3. Step 3: Cross multiply
    19,197,695.22x = 28,803,795.30 × 11,526,688.85
  4. Step 4: Simplify right side
    19,197,695.22x = 332,012,385,978,173.44
  5. Step 5: Solve for x
    x = 332,012,385,978,173.44/19,197,695.22
  6. Step 6: Final answer
    x = 17,294,387.80

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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.