Home / 13,406,934.31-20,116,586.33-6,122,627.09

Finding the Fourth Proportional to 13,406,934.31, 20,116,586.33 and 6,122,627.09

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Solution

The fourth proportional to 13,406,934.31, 20,116,586.33 and 6,122,627.09 is: 9,186,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,406,934.31 : 20,116,586.33 = 6,122,627.09 : x
  2. Step 2: Convert to fraction form
    13,406,934.31/20,116,586.33 = 6,122,627.09/x
  3. Step 3: Cross multiply
    13,406,934.31x = 20,116,586.33 × 6,122,627.09
  4. Step 4: Simplify right side
    13,406,934.31x = 123,166,356,422,381.67
  5. Step 5: Solve for x
    x = 123,166,356,422,381.67/13,406,934.31
  6. Step 6: Final answer
    x = 9,186,765.12

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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.