Home / 22,146,043.60-33,219,065.40-20,020,279.60

Finding the Fourth Proportional to 22,146,043.60, 33,219,065.40 and 20,020,279.60

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Solution

The fourth proportional to 22,146,043.60, 33,219,065.40 and 20,020,279.60 is: 30,030,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146,043.60 : 33,219,065.40 = 20,020,279.60 : x
  2. Step 2: Convert to fraction form
    22,146,043.60/33,219,065.40 = 20,020,279.60/x
  3. Step 3: Cross multiply
    22,146,043.60x = 33,219,065.40 × 20,020,279.60
  4. Step 4: Simplify right side
    22,146,043.60x = 665,054,977,358,685.88
  5. Step 5: Solve for x
    x = 665,054,977,358,685.88/22,146,043.60
  6. Step 6: Final answer
    x = 30,030,419.40

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Similar ratio
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1.5x scale

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.