Home / 15,336,837.60-22,977,262.80-12,481,490.40

Finding the Fourth Proportional to 15,336,837.60, 22,977,262.80 and 12,481,490.40

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Solution

The fourth proportional to 15,336,837.60, 22,977,262.80 and 12,481,490.40 is: 18,699,453.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336,837.60 : 22,977,262.80 = 12,481,490.40 : x
  2. Step 2: Convert to fraction form
    15,336,837.60/22,977,262.80 = 12,481,490.40/x
  3. Step 3: Cross multiply
    15,336,837.60x = 22,977,262.80 × 12,481,490.40
  4. Step 4: Simplify right side
    15,336,837.60x = 286,790,485,056,477.12
  5. Step 5: Solve for x
    x = 286,790,485,056,477.12/15,336,837.60
  6. Step 6: Final answer
    x = 18,699,453.73

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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.