Home / 16,943,618.80-25,415,428.20-15,774,448.60

Finding the Fourth Proportional to 16,943,618.80, 25,415,428.20 and 15,774,448.60

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Solution

The fourth proportional to 16,943,618.80, 25,415,428.20 and 15,774,448.60 is: 23,661,672.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943,618.80 : 25,415,428.20 = 15,774,448.60 : x
  2. Step 2: Convert to fraction form
    16,943,618.80/25,415,428.20 = 15,774,448.60/x
  3. Step 3: Cross multiply
    16,943,618.80x = 25,415,428.20 × 15,774,448.60
  4. Step 4: Simplify right side
    16,943,618.80x = 400,914,365,787,890.50
  5. Step 5: Solve for x
    x = 400,914,365,787,890.50/16,943,618.80
  6. Step 6: Final answer
    x = 23,661,672.90

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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.