Home / 58,285,818.10-87,422,735.90-19,420,072.32

Finding the Fourth Proportional to 58,285,818.10, 87,422,735.90 and 19,420,072.32

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Solution

The fourth proportional to 58,285,818.10, 87,422,735.90 and 19,420,072.32 is: 29,128,112.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,285,818.10 : 87,422,735.90 = 19,420,072.32 : x
  2. Step 2: Convert to fraction form
    58,285,818.10/87,422,735.90 = 19,420,072.32/x
  3. Step 3: Cross multiply
    58,285,818.10x = 87,422,735.90 × 19,420,072.32
  4. Step 4: Simplify right side
    58,285,818.10x = 1,697,755,853,590,260.50
  5. Step 5: Solve for x
    x = 1,697,755,853,590,260.50/58,285,818.10
  6. Step 6: Final answer
    x = 29,128,112.27

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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.