Home / 18,424,896.60-27,640,887.30-7,064,459.28

Finding the Fourth Proportional to 18,424,896.60, 27,640,887.30 and 7,064,459.28

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Solution

The fourth proportional to 18,424,896.60, 27,640,887.30 and 7,064,459.28 is: 10,598,047.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424,896.60 : 27,640,887.30 = 7,064,459.28 : x
  2. Step 2: Convert to fraction form
    18,424,896.60/27,640,887.30 = 7,064,459.28/x
  3. Step 3: Cross multiply
    18,424,896.60x = 27,640,887.30 × 7,064,459.28
  4. Step 4: Simplify right side
    18,424,896.60x = 195,267,922,793,919.16
  5. Step 5: Solve for x
    x = 195,267,922,793,919.16/18,424,896.60
  6. Step 6: Final answer
    x = 10,598,047.14

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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.