Home / 57,526,966.92-86,290,772.99-19,188,375.78

Finding the Fourth Proportional to 57,526,966.92, 86,290,772.99 and 19,188,375.78

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Solution

The fourth proportional to 57,526,966.92, 86,290,772.99 and 19,188,375.78 is: 28,782,671.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,526,966.92 : 86,290,772.99 = 19,188,375.78 : x
  2. Step 2: Convert to fraction form
    57,526,966.92/86,290,772.99 = 19,188,375.78/x
  3. Step 3: Cross multiply
    57,526,966.92x = 86,290,772.99 × 19,188,375.78
  4. Step 4: Simplify right side
    57,526,966.92x = 1,655,779,778,382,852.50
  5. Step 5: Solve for x
    x = 1,655,779,778,382,852.50/57,526,966.92
  6. Step 6: Final answer
    x = 28,782,671.28

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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.