Home / 17,809,681.40-26,714,522.10-12,140,977.40

Finding the Fourth Proportional to 17,809,681.40, 26,714,522.10 and 12,140,977.40

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Solution

The fourth proportional to 17,809,681.40, 26,714,522.10 and 12,140,977.40 is: 18,211,466.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,809,681.40 : 26,714,522.10 = 12,140,977.40 : x
  2. Step 2: Convert to fraction form
    17,809,681.40/26,714,522.10 = 12,140,977.40/x
  3. Step 3: Cross multiply
    17,809,681.40x = 26,714,522.10 × 12,140,977.40
  4. Step 4: Simplify right side
    17,809,681.40x = 324,340,409,067,900.56
  5. Step 5: Solve for x
    x = 324,340,409,067,900.56/17,809,681.40
  6. Step 6: Final answer
    x = 18,211,466.10

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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.