Home / 5,259,929.20-7,889,893.80-4,409,623.60

Finding the Fourth Proportional to 5,259,929.20, 7,889,893.80 and 4,409,623.60

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Solution

The fourth proportional to 5,259,929.20, 7,889,893.80 and 4,409,623.60 is: 6,614,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259,929.20 : 7,889,893.80 = 4,409,623.60 : x
  2. Step 2: Convert to fraction form
    5,259,929.20/7,889,893.80 = 4,409,623.60/x
  3. Step 3: Cross multiply
    5,259,929.20x = 7,889,893.80 × 4,409,623.60
  4. Step 4: Simplify right side
    5,259,929.20x = 34,791,461,901,973.68
  5. Step 5: Solve for x
    x = 34,791,461,901,973.68/5,259,929.20
  6. Step 6: Final answer
    x = 6,614,435.40

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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.