Home / 58,961,991.20-88,442,986.80-20,619,507.20

Finding the Fourth Proportional to 58,961,991.20, 88,442,986.80 and 20,619,507.20

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Solution

The fourth proportional to 58,961,991.20, 88,442,986.80 and 20,619,507.20 is: 30,929,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,961,991.20 : 88,442,986.80 = 20,619,507.20 : x
  2. Step 2: Convert to fraction form
    58,961,991.20/88,442,986.80 = 20,619,507.20/x
  3. Step 3: Cross multiply
    58,961,991.20x = 88,442,986.80 × 20,619,507.20
  4. Step 4: Simplify right side
    58,961,991.20x = 1,823,650,803,112,104.75
  5. Step 5: Solve for x
    x = 1,823,650,803,112,104.75/58,961,991.20
  6. Step 6: Final answer
    x = 30,929,260.80

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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.