Home / 17,102,459.80-25,617,920.10-8,012,315.80

Finding the Fourth Proportional to 17,102,459.80, 25,617,920.10 and 8,012,315.80

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Solution

The fourth proportional to 17,102,459.80, 25,617,920.10 and 8,012,315.80 is: 12,001,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,102,459.80 : 25,617,920.10 = 8,012,315.80 : x
  2. Step 2: Convert to fraction form
    17,102,459.80/25,617,920.10 = 8,012,315.80/x
  3. Step 3: Cross multiply
    17,102,459.80x = 25,617,920.10 × 8,012,315.80
  4. Step 4: Simplify right side
    17,102,459.80x = 205,258,865,980,367.59
  5. Step 5: Solve for x
    x = 205,258,865,980,367.59/17,102,459.80
  6. Step 6: Final answer
    x = 12,001,716.03

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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.