Home / 18,588,555.32-27,842,455.14-8,983,790.72

Finding the Fourth Proportional to 18,588,555.32, 27,842,455.14 and 8,983,790.72

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Solution

The fourth proportional to 18,588,555.32, 27,842,455.14 and 8,983,790.72 is: 13,456,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,555.32 : 27,842,455.14 = 8,983,790.72 : x
  2. Step 2: Convert to fraction form
    18,588,555.32/27,842,455.14 = 8,983,790.72/x
  3. Step 3: Cross multiply
    18,588,555.32x = 27,842,455.14 × 8,983,790.72
  4. Step 4: Simplify right side
    18,588,555.32x = 250,130,790,108,748.31
  5. Step 5: Solve for x
    x = 250,130,790,108,748.31/18,588,555.32
  6. Step 6: Final answer
    x = 13,456,171.60

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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.