Home / 37,005,403.71-51,068,061.71-20,259,863.87

Finding the Fourth Proportional to 37,005,403.71, 51,068,061.71 and 20,259,863.87

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Solution

The fourth proportional to 37,005,403.71, 51,068,061.71 and 20,259,863.87 is: 27,958,943.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,005,403.71 : 51,068,061.71 = 20,259,863.87 : x
  2. Step 2: Convert to fraction form
    37,005,403.71/51,068,061.71 = 20,259,863.87/x
  3. Step 3: Cross multiply
    37,005,403.71x = 51,068,061.71 × 20,259,863.87
  4. Step 4: Simplify right side
    37,005,403.71x = 1,034,631,978,248,060.12
  5. Step 5: Solve for x
    x = 1,034,631,978,248,060.12/37,005,403.71
  6. Step 6: Final answer
    x = 27,958,943.15

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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.