Home / 17,757,651.60-26,636,477.40-10,199,379.60

Finding the Fourth Proportional to 17,757,651.60, 26,636,477.40 and 10,199,379.60

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Solution

The fourth proportional to 17,757,651.60, 26,636,477.40 and 10,199,379.60 is: 15,299,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,757,651.60 : 26,636,477.40 = 10,199,379.60 : x
  2. Step 2: Convert to fraction form
    17,757,651.60/26,636,477.40 = 10,199,379.60/x
  3. Step 3: Cross multiply
    17,757,651.60x = 26,636,477.40 × 10,199,379.60
  4. Step 4: Simplify right side
    17,757,651.60x = 271,675,544,209,421
  5. Step 5: Solve for x
    x = 271,675,544,209,421/17,757,651.60
  6. Step 6: Final answer
    x = 15,299,069.40

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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.