Home / 18,140,076.80-25,032,360.96-11,264,411.36

Finding the Fourth Proportional to 18,140,076.80, 25,032,360.96 and 11,264,411.36

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Solution

The fourth proportional to 18,140,076.80, 25,032,360.96 and 11,264,411.36 is: 15,544,300.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140,076.80 : 25,032,360.96 = 11,264,411.36 : x
  2. Step 2: Convert to fraction form
    18,140,076.80/25,032,360.96 = 11,264,411.36/x
  3. Step 3: Cross multiply
    18,140,076.80x = 25,032,360.96 × 11,264,411.36
  4. Step 4: Simplify right side
    18,140,076.80x = 281,974,811,165,444.50
  5. Step 5: Solve for x
    x = 281,974,811,165,444.50/18,140,076.80
  6. Step 6: Final answer
    x = 15,544,300.85

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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.