Home / 37,818,259.82-52,187,820.53-21,072,133.67

Finding the Fourth Proportional to 37,818,259.82, 52,187,820.53 and 21,072,133.67

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Solution

The fourth proportional to 37,818,259.82, 52,187,820.53 and 21,072,133.67 is: 29,078,776.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,818,259.82 : 52,187,820.53 = 21,072,133.67 : x
  2. Step 2: Convert to fraction form
    37,818,259.82/52,187,820.53 = 21,072,133.67/x
  3. Step 3: Cross multiply
    37,818,259.82x = 52,187,820.53 × 21,072,133.67
  4. Step 4: Simplify right side
    37,818,259.82x = 1,099,708,729,787,830.38
  5. Step 5: Solve for x
    x = 1,099,708,729,787,830.38/37,818,259.82
  6. Step 6: Final answer
    x = 29,078,776.63

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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.