Home / 12,263,444.40-18,395,166.60-7,468,665.60

Finding the Fourth Proportional to 12,263,444.40, 18,395,166.60 and 7,468,665.60

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Solution

The fourth proportional to 12,263,444.40, 18,395,166.60 and 7,468,665.60 is: 11,202,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263,444.40 : 18,395,166.60 = 7,468,665.60 : x
  2. Step 2: Convert to fraction form
    12,263,444.40/18,395,166.60 = 7,468,665.60/x
  3. Step 3: Cross multiply
    12,263,444.40x = 18,395,166.60 × 7,468,665.60
  4. Step 4: Simplify right side
    12,263,444.40x = 137,387,347,991,688.97
  5. Step 5: Solve for x
    x = 137,387,347,991,688.97/12,263,444.40
  6. Step 6: Final answer
    x = 11,202,998.40

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1.5x scale

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.