Home / 29,047,880-40,084,486.72-15,992,659.68

Finding the Fourth Proportional to 29,047,880, 40,084,486.72 and 15,992,659.68

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Solution

The fourth proportional to 29,047,880, 40,084,486.72 and 15,992,659.68 is: 22,068,996.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,047,880 : 40,084,486.72 = 15,992,659.68 : x
  2. Step 2: Convert to fraction form
    29,047,880/40,084,486.72 = 15,992,659.68/x
  3. Step 3: Cross multiply
    29,047,880x = 40,084,486.72 × 15,992,659.68
  4. Step 4: Simplify right side
    29,047,880x = 641,057,554,560,439.38
  5. Step 5: Solve for x
    x = 641,057,554,560,439.38/29,047,880
  6. Step 6: Final answer
    x = 22,068,996.24

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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.