Home / 37,541,581-51,807,381.78-20,372,173

Finding the Fourth Proportional to 37,541,581, 51,807,381.78 and 20,372,173

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Solution

The fourth proportional to 37,541,581, 51,807,381.78 and 20,372,173 is: 28,113,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,541,581 : 51,807,381.78 = 20,372,173 : x
  2. Step 2: Convert to fraction form
    37,541,581/51,807,381.78 = 20,372,173/x
  3. Step 3: Cross multiply
    37,541,581x = 51,807,381.78 × 20,372,173
  4. Step 4: Simplify right side
    37,541,581x = 1,055,428,944,299,208
  5. Step 5: Solve for x
    x = 1,055,428,944,299,208/37,541,581
  6. Step 6: Final answer
    x = 28,113,598.74

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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.