Home / 18,230,777.60-25,158,410.88-10,081,840.64

Finding the Fourth Proportional to 18,230,777.60, 25,158,410.88 and 10,081,840.64

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Solution

The fourth proportional to 18,230,777.60, 25,158,410.88 and 10,081,840.64 is: 13,912,905.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,230,777.60 : 25,158,410.88 = 10,081,840.64 : x
  2. Step 2: Convert to fraction form
    18,230,777.60/25,158,410.88 = 10,081,840.64/x
  3. Step 3: Cross multiply
    18,230,777.60x = 25,158,410.88 × 10,081,840.64
  4. Step 4: Simplify right side
    18,230,777.60x = 253,643,089,247,802.16
  5. Step 5: Solve for x
    x = 253,643,089,247,802.16/18,230,777.60
  6. Step 6: Final answer
    x = 13,912,905.68

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1.5x scale

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.