Home / 5,347,321.60-8,009,172.60-2,150,802.40

Finding the Fourth Proportional to 5,347,321.60, 8,009,172.60 and 2,150,802.40

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Solution

The fourth proportional to 5,347,321.60, 8,009,172.60 and 2,150,802.40 is: 3,221,453.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,321.60 : 8,009,172.60 = 2,150,802.40 : x
  2. Step 2: Convert to fraction form
    5,347,321.60/8,009,172.60 = 2,150,802.40/x
  3. Step 3: Cross multiply
    5,347,321.60x = 8,009,172.60 × 2,150,802.40
  4. Step 4: Simplify right side
    5,347,321.60x = 17,226,147,650,094.24
  5. Step 5: Solve for x
    x = 17,226,147,650,094.24/5,347,321.60
  6. Step 6: Final answer
    x = 3,221,453.46

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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.