Home / 15,542,428.80-23,313,643.20-11,007,465.60

Finding the Fourth Proportional to 15,542,428.80, 23,313,643.20 and 11,007,465.60

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Solution

The fourth proportional to 15,542,428.80, 23,313,643.20 and 11,007,465.60 is: 16,511,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542,428.80 : 23,313,643.20 = 11,007,465.60 : x
  2. Step 2: Convert to fraction form
    15,542,428.80/23,313,643.20 = 11,007,465.60/x
  3. Step 3: Cross multiply
    15,542,428.80x = 23,313,643.20 × 11,007,465.60
  4. Step 4: Simplify right side
    15,542,428.80x = 256,624,125,534,673.91
  5. Step 5: Solve for x
    x = 256,624,125,534,673.91/15,542,428.80
  6. Step 6: Final answer
    x = 16,511,198.40

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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.