Home / 9,850,540.40-14,775,810.60-5,315,577.20

Finding the Fourth Proportional to 9,850,540.40, 14,775,810.60 and 5,315,577.20

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Solution

The fourth proportional to 9,850,540.40, 14,775,810.60 and 5,315,577.20 is: 7,973,365.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,850,540.40 : 14,775,810.60 = 5,315,577.20 : x
  2. Step 2: Convert to fraction form
    9,850,540.40/14,775,810.60 = 5,315,577.20/x
  3. Step 3: Cross multiply
    9,850,540.40x = 14,775,810.60 × 5,315,577.20
  4. Step 4: Simplify right side
    9,850,540.40x = 78,541,961,936,878.33
  5. Step 5: Solve for x
    x = 78,541,961,936,878.33/9,850,540.40
  6. Step 6: Final answer
    x = 7,973,365.80

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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.