Home / 17,049,920.40-25,574,880.60-15,191,974.80

Finding the Fourth Proportional to 17,049,920.40, 25,574,880.60 and 15,191,974.80

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Solution

The fourth proportional to 17,049,920.40, 25,574,880.60 and 15,191,974.80 is: 22,787,962.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,049,920.40 : 25,574,880.60 = 15,191,974.80 : x
  2. Step 2: Convert to fraction form
    17,049,920.40/25,574,880.60 = 15,191,974.80/x
  3. Step 3: Cross multiply
    17,049,920.40x = 25,574,880.60 × 15,191,974.80
  4. Step 4: Simplify right side
    17,049,920.40x = 388,532,941,588,208.94
  5. Step 5: Solve for x
    x = 388,532,941,588,208.94/17,049,920.40
  6. Step 6: Final answer
    x = 22,787,962.20

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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.