Home / 13,821,053.70-19,072,923.93-7,626,156.42

Finding the Fourth Proportional to 13,821,053.70, 19,072,923.93 and 7,626,156.42

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Solution

The fourth proportional to 13,821,053.70, 19,072,923.93 and 7,626,156.42 is: 10,524,024.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,821,053.70 : 19,072,923.93 = 7,626,156.42 : x
  2. Step 2: Convert to fraction form
    13,821,053.70/19,072,923.93 = 7,626,156.42/x
  3. Step 3: Cross multiply
    13,821,053.70x = 19,072,923.93 × 7,626,156.42
  4. Step 4: Simplify right side
    13,821,053.70x = 145,453,101,276,941.12
  5. Step 5: Solve for x
    x = 145,453,101,276,941.12/13,821,053.70
  6. Step 6: Final answer
    x = 10,524,024.03

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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.