Home / 13,625,461.32-20,351,333.40-12,326,619.12

Finding the Fourth Proportional to 13,625,461.32, 20,351,333.40 and 12,326,619.12

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Solution

The fourth proportional to 13,625,461.32, 20,351,333.40 and 12,326,619.12 is: 18,411,349.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,625,461.32 : 20,351,333.40 = 12,326,619.12 : x
  2. Step 2: Convert to fraction form
    13,625,461.32/20,351,333.40 = 12,326,619.12/x
  3. Step 3: Cross multiply
    13,625,461.32x = 20,351,333.40 × 12,326,619.12
  4. Step 4: Simplify right side
    13,625,461.32x = 250,863,135,405,934.56
  5. Step 5: Solve for x
    x = 250,863,135,405,934.56/13,625,461.32
  6. Step 6: Final answer
    x = 18,411,349.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.