Home / 22,190,808.70-30,620,663.86-12,266,350.76

Finding the Fourth Proportional to 22,190,808.70, 30,620,663.86 and 12,266,350.76

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Solution

The fourth proportional to 22,190,808.70, 30,620,663.86 and 12,266,350.76 is: 16,926,098.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,190,808.70 : 30,620,663.86 = 12,266,350.76 : x
  2. Step 2: Convert to fraction form
    22,190,808.70/30,620,663.86 = 12,266,350.76/x
  3. Step 3: Cross multiply
    22,190,808.70x = 30,620,663.86 × 12,266,350.76
  4. Step 4: Simplify right side
    22,190,808.70x = 375,603,803,410,815.50
  5. Step 5: Solve for x
    x = 375,603,803,410,815.50/22,190,808.70
  6. Step 6: Final answer
    x = 16,926,098.03

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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.