Home / 37,980,018.12-52,412,676.64-20,576,363.34

Finding the Fourth Proportional to 37,980,018.12, 52,412,676.64 and 20,576,363.34

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Solution

The fourth proportional to 37,980,018.12, 52,412,676.64 and 20,576,363.34 is: 28,395,517.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,980,018.12 : 52,412,676.64 = 20,576,363.34 : x
  2. Step 2: Convert to fraction form
    37,980,018.12/52,412,676.64 = 20,576,363.34/x
  3. Step 3: Cross multiply
    37,980,018.12x = 52,412,676.64 × 20,576,363.34
  4. Step 4: Simplify right side
    37,980,018.12x = 1,078,462,278,166,570.38
  5. Step 5: Solve for x
    x = 1,078,462,278,166,570.38/37,980,018.12
  6. Step 6: Final answer
    x = 28,395,517.74

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1.5x scale

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.