Home / 21,936,034.76-30,271,358.28-12,146,268.70

Finding the Fourth Proportional to 21,936,034.76, 30,271,358.28 and 12,146,268.70

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Solution

The fourth proportional to 21,936,034.76, 30,271,358.28 and 12,146,268.70 is: 16,761,646.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,936,034.76 : 30,271,358.28 = 12,146,268.70 : x
  2. Step 2: Convert to fraction form
    21,936,034.76/30,271,358.28 = 12,146,268.70/x
  3. Step 3: Cross multiply
    21,936,034.76x = 30,271,358.28 × 12,146,268.70
  4. Step 4: Simplify right side
    21,936,034.76x = 367,684,051,507,171.44
  5. Step 5: Solve for x
    x = 367,684,051,507,171.44/21,936,034.76
  6. Step 6: Final answer
    x = 16,761,646.10

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Double scale
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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.