Home / 15,605,273.80-21,535,936.86-9,646,004.98

Finding the Fourth Proportional to 15,605,273.80, 21,535,936.86 and 9,646,004.98

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Solution

The fourth proportional to 15,605,273.80, 21,535,936.86 and 9,646,004.98 is: 13,311,894.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605,273.80 : 21,535,936.86 = 9,646,004.98 : x
  2. Step 2: Convert to fraction form
    15,605,273.80/21,535,936.86 = 9,646,004.98/x
  3. Step 3: Cross multiply
    15,605,273.80x = 21,535,936.86 × 9,646,004.98
  4. Step 4: Simplify right side
    15,605,273.80x = 207,735,754,200,525.56
  5. Step 5: Solve for x
    x = 207,735,754,200,525.56/15,605,273.80
  6. Step 6: Final answer
    x = 13,311,894.23

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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.