Home / 18,493,782.83-25,525,030.17-11,152,811.15

Finding the Fourth Proportional to 18,493,782.83, 25,525,030.17 and 11,152,811.15

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Solution

The fourth proportional to 18,493,782.83, 25,525,030.17 and 11,152,811.15 is: 15,393,056.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,493,782.83 : 25,525,030.17 = 11,152,811.15 : x
  2. Step 2: Convert to fraction form
    18,493,782.83/25,525,030.17 = 11,152,811.15/x
  3. Step 3: Cross multiply
    18,493,782.83x = 25,525,030.17 × 11,152,811.15
  4. Step 4: Simplify right side
    18,493,782.83x = 284,675,841,028,298.31
  5. Step 5: Solve for x
    x = 284,675,841,028,298.31/18,493,782.83
  6. Step 6: Final answer
    x = 15,393,056.34

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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.