Home / 7,272,135.60-10,035,577.44-4,008,878.64

Finding the Fourth Proportional to 7,272,135.60, 10,035,577.44 and 4,008,878.64

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Solution

The fourth proportional to 7,272,135.60, 10,035,577.44 and 4,008,878.64 is: 5,532,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272,135.60 : 10,035,577.44 = 4,008,878.64 : x
  2. Step 2: Convert to fraction form
    7,272,135.60/10,035,577.44 = 4,008,878.64/x
  3. Step 3: Cross multiply
    7,272,135.60x = 10,035,577.44 × 4,008,878.64
  4. Step 4: Simplify right side
    7,272,135.60x = 40,231,412,039,281.88
  5. Step 5: Solve for x
    x = 40,231,412,039,281.88/7,272,135.60
  6. Step 6: Final answer
    x = 5,532,269.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.