Home / 17,173,880.40-25,760,820.60-10,455,416.40

Finding the Fourth Proportional to 17,173,880.40, 25,760,820.60 and 10,455,416.40

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Solution

The fourth proportional to 17,173,880.40, 25,760,820.60 and 10,455,416.40 is: 15,683,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,173,880.40 : 25,760,820.60 = 10,455,416.40 : x
  2. Step 2: Convert to fraction form
    17,173,880.40/25,760,820.60 = 10,455,416.40/x
  3. Step 3: Cross multiply
    17,173,880.40x = 25,760,820.60 × 10,455,416.40
  4. Step 4: Simplify right side
    17,173,880.40x = 269,340,106,178,697.88
  5. Step 5: Solve for x
    x = 269,340,106,178,697.88/17,173,880.40
  6. Step 6: Final answer
    x = 15,683,124.60

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Similar ratio
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1.5x scale

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.