Home / 18,437,709.90-27,673,295.40-9,346,132.20

Finding the Fourth Proportional to 18,437,709.90, 27,673,295.40 and 9,346,132.20

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Solution

The fourth proportional to 18,437,709.90, 27,673,295.40 and 9,346,132.20 is: 14,027,679.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,437,709.90 : 27,673,295.40 = 9,346,132.20 : x
  2. Step 2: Convert to fraction form
    18,437,709.90/27,673,295.40 = 9,346,132.20/x
  3. Step 3: Cross multiply
    18,437,709.90x = 27,673,295.40 × 9,346,132.20
  4. Step 4: Simplify right side
    18,437,709.90x = 258,638,277,218,051.84
  5. Step 5: Solve for x
    x = 258,638,277,218,051.84/18,437,709.90
  6. Step 6: Final answer
    x = 14,027,679.07

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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.