Home / 26,374,985.20-39,562,477.80-18,722,234.80

Finding the Fourth Proportional to 26,374,985.20, 39,562,477.80 and 18,722,234.80

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Solution

The fourth proportional to 26,374,985.20, 39,562,477.80 and 18,722,234.80 is: 28,083,352.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,374,985.20 : 39,562,477.80 = 18,722,234.80 : x
  2. Step 2: Convert to fraction form
    26,374,985.20/39,562,477.80 = 18,722,234.80/x
  3. Step 3: Cross multiply
    26,374,985.20x = 39,562,477.80 × 18,722,234.80
  4. Step 4: Simplify right side
    26,374,985.20x = 740,697,998,641,387.38
  5. Step 5: Solve for x
    x = 740,697,998,641,387.38/26,374,985.20
  6. Step 6: Final answer
    x = 28,083,352.20

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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.