Home / 37,980,018.62-52,412,677.34-20,576,363.84

Finding the Fourth Proportional to 37,980,018.62, 52,412,677.34 and 20,576,363.84

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Solution

The fourth proportional to 37,980,018.62, 52,412,677.34 and 20,576,363.84 is: 28,395,518.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,980,018.62 : 52,412,677.34 = 20,576,363.84 : x
  2. Step 2: Convert to fraction form
    37,980,018.62/52,412,677.34 = 20,576,363.84/x
  3. Step 3: Cross multiply
    37,980,018.62x = 52,412,677.34 × 20,576,363.84
  4. Step 4: Simplify right side
    37,980,018.62x = 1,078,462,318,411,418.25
  5. Step 5: Solve for x
    x = 1,078,462,318,411,418.25/37,980,018.62
  6. Step 6: Final answer
    x = 28,395,518.43

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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.