Home / 58,961,996.70-88,442,995.05-20,619,512.70

Finding the Fourth Proportional to 58,961,996.70, 88,442,995.05 and 20,619,512.70

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Solution

The fourth proportional to 58,961,996.70, 88,442,995.05 and 20,619,512.70 is: 30,929,269.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,961,996.70 : 88,442,995.05 = 20,619,512.70 : x
  2. Step 2: Convert to fraction form
    58,961,996.70/88,442,995.05 = 20,619,512.70/x
  3. Step 3: Cross multiply
    58,961,996.70x = 88,442,995.05 × 20,619,512.70
  4. Step 4: Simplify right side
    58,961,996.70x = 1,823,651,459,659,512
  5. Step 5: Solve for x
    x = 1,823,651,459,659,512/58,961,996.70
  6. Step 6: Final answer
    x = 30,929,269.05

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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.