Home / 26,191,111.40-36,144,549.63-15,029,648.36

Finding the Fourth Proportional to 26,191,111.40, 36,144,549.63 and 15,029,648.36

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Solution

The fourth proportional to 26,191,111.40, 36,144,549.63 and 15,029,648.36 is: 20,741,382.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191,111.40 : 36,144,549.63 = 15,029,648.36 : x
  2. Step 2: Convert to fraction form
    26,191,111.40/36,144,549.63 = 15,029,648.36/x
  3. Step 3: Cross multiply
    26,191,111.40x = 36,144,549.63 × 15,029,648.36
  4. Step 4: Simplify right side
    26,191,111.40x = 543,239,870,888,745.44
  5. Step 5: Solve for x
    x = 543,239,870,888,745.44/26,191,111.40
  6. Step 6: Final answer
    x = 20,741,382.93

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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.