Home / 18,980,955-26,193,679.02-10,279,125

Finding the Fourth Proportional to 18,980,955, 26,193,679.02 and 10,279,125

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Solution

The fourth proportional to 18,980,955, 26,193,679.02 and 10,279,125 is: 14,185,171.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,980,955 : 26,193,679.02 = 10,279,125 : x
  2. Step 2: Convert to fraction form
    18,980,955/26,193,679.02 = 10,279,125/x
  3. Step 3: Cross multiply
    18,980,955x = 26,193,679.02 × 10,279,125
  4. Step 4: Simplify right side
    18,980,955x = 269,248,100,856,457.50
  5. Step 5: Solve for x
    x = 269,248,100,856,457.50/18,980,955
  6. Step 6: Final answer
    x = 14,185,171.44

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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.