Home / 7,338,889.60-11,008,334.40-1,947,529.60

Finding the Fourth Proportional to 7,338,889.60, 11,008,334.40 and 1,947,529.60

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Solution

The fourth proportional to 7,338,889.60, 11,008,334.40 and 1,947,529.60 is: 2,921,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,889.60 : 11,008,334.40 = 1,947,529.60 : x
  2. Step 2: Convert to fraction form
    7,338,889.60/11,008,334.40 = 1,947,529.60/x
  3. Step 3: Cross multiply
    7,338,889.60x = 11,008,334.40 × 1,947,529.60
  4. Step 4: Simplify right side
    7,338,889.60x = 21,439,057,090,698.24
  5. Step 5: Solve for x
    x = 21,439,057,090,698.24/7,338,889.60
  6. Step 6: Final answer
    x = 2,921,294.40

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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.