Home / 72,431,369.80-108,647,054.70-23,916,711.40

Finding the Fourth Proportional to 72,431,369.80, 108,647,054.70 and 23,916,711.40

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Solution

The fourth proportional to 72,431,369.80, 108,647,054.70 and 23,916,711.40 is: 35,875,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,431,369.80 : 108,647,054.70 = 23,916,711.40 : x
  2. Step 2: Convert to fraction form
    72,431,369.80/108,647,054.70 = 23,916,711.40/x
  3. Step 3: Cross multiply
    72,431,369.80x = 108,647,054.70 × 23,916,711.40
  4. Step 4: Simplify right side
    72,431,369.80x = 2,598,480,251,719,913.50
  5. Step 5: Solve for x
    x = 2,598,480,251,719,913.50/72,431,369.80
  6. Step 6: Final answer
    x = 35,875,067.10

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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.