Home / 40,463,009.80-60,694,514.70-39,791,163.40

Finding the Fourth Proportional to 40,463,009.80, 60,694,514.70 and 39,791,163.40

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Solution

The fourth proportional to 40,463,009.80, 60,694,514.70 and 39,791,163.40 is: 59,686,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,463,009.80 : 60,694,514.70 = 39,791,163.40 : x
  2. Step 2: Convert to fraction form
    40,463,009.80/60,694,514.70 = 39,791,163.40/x
  3. Step 3: Cross multiply
    40,463,009.80x = 60,694,514.70 × 39,791,163.40
  4. Step 4: Simplify right side
    40,463,009.80x = 2,415,105,351,911,402
  5. Step 5: Solve for x
    x = 2,415,105,351,911,402/40,463,009.80
  6. Step 6: Final answer
    x = 59,686,745.10

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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.