Home / 40,973,013.40-61,441,805.40-20,494,820.20

Finding the Fourth Proportional to 40,973,013.40, 61,441,805.40 and 20,494,820.20

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Solution

The fourth proportional to 40,973,013.40, 61,441,805.40 and 20,494,820.20 is: 30,733,369.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,973,013.40 : 61,441,805.40 = 20,494,820.20 : x
  2. Step 2: Convert to fraction form
    40,973,013.40/61,441,805.40 = 20,494,820.20/x
  3. Step 3: Cross multiply
    40,973,013.40x = 61,441,805.40 × 20,494,820.20
  4. Step 4: Simplify right side
    40,973,013.40x = 1,259,238,754,436,389
  5. Step 5: Solve for x
    x = 1,259,238,754,436,389/40,973,013.40
  6. Step 6: Final answer
    x = 30,733,369.36

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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.