Home / 19,144,850.40-28,717,275.60-7,014,290.40

Finding the Fourth Proportional to 19,144,850.40, 28,717,275.60 and 7,014,290.40

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Solution

The fourth proportional to 19,144,850.40, 28,717,275.60 and 7,014,290.40 is: 10,521,435.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,144,850.40 : 28,717,275.60 = 7,014,290.40 : x
  2. Step 2: Convert to fraction form
    19,144,850.40/28,717,275.60 = 7,014,290.40/x
  3. Step 3: Cross multiply
    19,144,850.40x = 28,717,275.60 × 7,014,290.40
  4. Step 4: Simplify right side
    19,144,850.40x = 201,431,310,555,234.25
  5. Step 5: Solve for x
    x = 201,431,310,555,234.25/19,144,850.40
  6. Step 6: Final answer
    x = 10,521,435.60

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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.