Home / 11,975,428.80-17,963,143.20-4,401,410.40

Finding the Fourth Proportional to 11,975,428.80, 17,963,143.20 and 4,401,410.40

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Solution

The fourth proportional to 11,975,428.80, 17,963,143.20 and 4,401,410.40 is: 6,602,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975,428.80 : 17,963,143.20 = 4,401,410.40 : x
  2. Step 2: Convert to fraction form
    11,975,428.80/17,963,143.20 = 4,401,410.40/x
  3. Step 3: Cross multiply
    11,975,428.80x = 17,963,143.20 × 4,401,410.40
  4. Step 4: Simplify right side
    11,975,428.80x = 79,063,165,297,169.28
  5. Step 5: Solve for x
    x = 79,063,165,297,169.28/11,975,428.80
  6. Step 6: Final answer
    x = 6,602,115.60

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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.