Home / 17,616,005.80-26,424,008.70-15,768,428.20

Finding the Fourth Proportional to 17,616,005.80, 26,424,008.70 and 15,768,428.20

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Solution

The fourth proportional to 17,616,005.80, 26,424,008.70 and 15,768,428.20 is: 23,652,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,616,005.80 : 26,424,008.70 = 15,768,428.20 : x
  2. Step 2: Convert to fraction form
    17,616,005.80/26,424,008.70 = 15,768,428.20/x
  3. Step 3: Cross multiply
    17,616,005.80x = 26,424,008.70 × 15,768,428.20
  4. Step 4: Simplify right side
    17,616,005.80x = 416,665,083,942,125.31
  5. Step 5: Solve for x
    x = 416,665,083,942,125.31/17,616,005.80
  6. Step 6: Final answer
    x = 23,652,642.30

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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.