Home / 38,068,852.14-57,124,875-20,561,192.70

Finding the Fourth Proportional to 38,068,852.14, 57,124,875 and 20,561,192.70

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Solution

The fourth proportional to 38,068,852.14, 57,124,875 and 20,561,192.70 is: 30,853,453.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,068,852.14 : 57,124,875 = 20,561,192.70 : x
  2. Step 2: Convert to fraction form
    38,068,852.14/57,124,875 = 20,561,192.70/x
  3. Step 3: Cross multiply
    38,068,852.14x = 57,124,875 × 20,561,192.70
  4. Step 4: Simplify right side
    38,068,852.14x = 1,174,555,562,838,412.50
  5. Step 5: Solve for x
    x = 1,174,555,562,838,412.50/38,068,852.14
  6. Step 6: Final answer
    x = 30,853,453.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.