Home / 27,009,515.30-37,276,679.25-15,404,418.50

Finding the Fourth Proportional to 27,009,515.30, 37,276,679.25 and 15,404,418.50

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Solution

The fourth proportional to 27,009,515.30, 37,276,679.25 and 15,404,418.50 is: 21,260,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,009,515.30 : 37,276,679.25 = 15,404,418.50 : x
  2. Step 2: Convert to fraction form
    27,009,515.30/37,276,679.25 = 15,404,418.50/x
  3. Step 3: Cross multiply
    27,009,515.30x = 37,276,679.25 × 15,404,418.50
  4. Step 4: Simplify right side
    27,009,515.30x = 574,225,567,457,266.12
  5. Step 5: Solve for x
    x = 574,225,567,457,266.12/27,009,515.30
  6. Step 6: Final answer
    x = 21,260,121.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.