Home / 16,242,666.75-22,414,880.12-8,999,322.75

Finding the Fourth Proportional to 16,242,666.75, 22,414,880.12 and 8,999,322.75

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Solution

The fourth proportional to 16,242,666.75, 22,414,880.12 and 8,999,322.75 is: 12,419,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,242,666.75 : 22,414,880.12 = 8,999,322.75 : x
  2. Step 2: Convert to fraction form
    16,242,666.75/22,414,880.12 = 8,999,322.75/x
  3. Step 3: Cross multiply
    16,242,666.75x = 22,414,880.12 × 8,999,322.75
  4. Step 4: Simplify right side
    16,242,666.75x = 201,718,740,557,442.09
  5. Step 5: Solve for x
    x = 201,718,740,557,442.09/16,242,666.75
  6. Step 6: Final answer
    x = 12,419,065.40

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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.