Home / 12,950,740.80-19,431,554.40-6,960,110.40

Finding the Fourth Proportional to 12,950,740.80, 19,431,554.40 and 6,960,110.40

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Solution

The fourth proportional to 12,950,740.80, 19,431,554.40 and 6,960,110.40 is: 10,443,090.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950,740.80 : 19,431,554.40 = 6,960,110.40 : x
  2. Step 2: Convert to fraction form
    12,950,740.80/19,431,554.40 = 6,960,110.40/x
  3. Step 3: Cross multiply
    12,950,740.80x = 19,431,554.40 × 6,960,110.40
  4. Step 4: Simplify right side
    12,950,740.80x = 135,245,763,867,605.75
  5. Step 5: Solve for x
    x = 135,245,763,867,605.75/12,950,740.80
  6. Step 6: Final answer
    x = 10,443,090.94

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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.