Home / 18,459,407.07-27,706,489.70-9,368,029.28

Finding the Fourth Proportional to 18,459,407.07, 27,706,489.70 and 9,368,029.28

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Solution

The fourth proportional to 18,459,407.07, 27,706,489.70 and 9,368,029.28 is: 14,060,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459,407.07 : 27,706,489.70 = 9,368,029.28 : x
  2. Step 2: Convert to fraction form
    18,459,407.07/27,706,489.70 = 9,368,029.28/x
  3. Step 3: Cross multiply
    18,459,407.07x = 27,706,489.70 × 9,368,029.28
  4. Step 4: Simplify right side
    18,459,407.07x = 259,555,206,739,767.69
  5. Step 5: Solve for x
    x = 259,555,206,739,767.69/18,459,407.07
  6. Step 6: Final answer
    x = 14,060,863.69

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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.