Home / 29,049,931.70-43,574,897.55-20,091,979.70

Finding the Fourth Proportional to 29,049,931.70, 43,574,897.55 and 20,091,979.70

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Solution

The fourth proportional to 29,049,931.70, 43,574,897.55 and 20,091,979.70 is: 30,137,969.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,049,931.70 : 43,574,897.55 = 20,091,979.70 : x
  2. Step 2: Convert to fraction form
    29,049,931.70/43,574,897.55 = 20,091,979.70/x
  3. Step 3: Cross multiply
    29,049,931.70x = 43,574,897.55 × 20,091,979.70
  4. Step 4: Simplify right side
    29,049,931.70x = 875,505,957,004,179.62
  5. Step 5: Solve for x
    x = 875,505,957,004,179.62/29,049,931.70
  6. Step 6: Final answer
    x = 30,137,969.55

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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.