Home / 40,916,285.20-61,352,309.40-16,984,176.40

Finding the Fourth Proportional to 40,916,285.20, 61,352,309.40 and 16,984,176.40

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Solution

The fourth proportional to 40,916,285.20, 61,352,309.40 and 16,984,176.40 is: 25,467,083.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,916,285.20 : 61,352,309.40 = 16,984,176.40 : x
  2. Step 2: Convert to fraction form
    40,916,285.20/61,352,309.40 = 16,984,176.40/x
  3. Step 3: Cross multiply
    40,916,285.20x = 61,352,309.40 × 16,984,176.40
  4. Step 4: Simplify right side
    40,916,285.20x = 1,042,018,445,396,978
  5. Step 5: Solve for x
    x = 1,042,018,445,396,978/40,916,285.20
  6. Step 6: Final answer
    x = 25,467,083.35

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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.