Home / 10,243,019.80-15,364,529.70-9,770,627.80

Finding the Fourth Proportional to 10,243,019.80, 15,364,529.70 and 9,770,627.80

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Solution

The fourth proportional to 10,243,019.80, 15,364,529.70 and 9,770,627.80 is: 14,655,941.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243,019.80 : 15,364,529.70 = 9,770,627.80 : x
  2. Step 2: Convert to fraction form
    10,243,019.80/15,364,529.70 = 9,770,627.80/x
  3. Step 3: Cross multiply
    10,243,019.80x = 15,364,529.70 × 9,770,627.80
  4. Step 4: Simplify right side
    10,243,019.80x = 150,121,101,020,745.66
  5. Step 5: Solve for x
    x = 150,121,101,020,745.66/10,243,019.80
  6. Step 6: Final answer
    x = 14,655,941.70

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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.