Home / 16,772,977.80-25,150,609.35-7,177,515.30

Finding the Fourth Proportional to 16,772,977.80, 25,150,609.35 and 7,177,515.30

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Solution

The fourth proportional to 16,772,977.80, 25,150,609.35 and 7,177,515.30 is: 10,762,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,772,977.80 : 25,150,609.35 = 7,177,515.30 : x
  2. Step 2: Convert to fraction form
    16,772,977.80/25,150,609.35 = 7,177,515.30/x
  3. Step 3: Cross multiply
    16,772,977.80x = 25,150,609.35 × 7,177,515.30
  4. Step 4: Simplify right side
    16,772,977.80x = 180,518,883,413,948.06
  5. Step 5: Solve for x
    x = 180,518,883,413,948.06/16,772,977.80
  6. Step 6: Final answer
    x = 10,762,482.70

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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.