Home / 22,142,106.23-30,556,119.58-12,352,550.45

Finding the Fourth Proportional to 22,142,106.23, 30,556,119.58 and 12,352,550.45

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Solution

The fourth proportional to 22,142,106.23, 30,556,119.58 and 12,352,550.45 is: 17,046,526.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,142,106.23 : 30,556,119.58 = 12,352,550.45 : x
  2. Step 2: Convert to fraction form
    22,142,106.23/30,556,119.58 = 12,352,550.45/x
  3. Step 3: Cross multiply
    22,142,106.23x = 30,556,119.58 × 12,352,550.45
  4. Step 4: Simplify right side
    22,142,106.23x = 377,446,008,484,520.88
  5. Step 5: Solve for x
    x = 377,446,008,484,520.88/22,142,106.23
  6. Step 6: Final answer
    x = 17,046,526.86

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.