Home / 9,980,214.40-14,970,321.60-3,590,675.20

Finding the Fourth Proportional to 9,980,214.40, 14,970,321.60 and 3,590,675.20

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Solution

The fourth proportional to 9,980,214.40, 14,970,321.60 and 3,590,675.20 is: 5,386,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,214.40 : 14,970,321.60 = 3,590,675.20 : x
  2. Step 2: Convert to fraction form
    9,980,214.40/14,970,321.60 = 3,590,675.20/x
  3. Step 3: Cross multiply
    9,980,214.40x = 14,970,321.60 × 3,590,675.20
  4. Step 4: Simplify right side
    9,980,214.40x = 53,753,562,505,144.32
  5. Step 5: Solve for x
    x = 53,753,562,505,144.32/9,980,214.40
  6. Step 6: Final answer
    x = 5,386,012.80

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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.