Home / 35,107,078.05-52,660,781.10-12,387,975.30

Finding the Fourth Proportional to 35,107,078.05, 52,660,781.10 and 12,387,975.30

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Solution

The fourth proportional to 35,107,078.05, 52,660,781.10 and 12,387,975.30 is: 18,582,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,107,078.05 : 52,660,781.10 = 12,387,975.30 : x
  2. Step 2: Convert to fraction form
    35,107,078.05/52,660,781.10 = 12,387,975.30/x
  3. Step 3: Cross multiply
    35,107,078.05x = 52,660,781.10 × 12,387,975.30
  4. Step 4: Simplify right side
    35,107,078.05x = 652,360,455,545,506.88
  5. Step 5: Solve for x
    x = 652,360,455,545,506.88/35,107,078.05
  6. Step 6: Final answer
    x = 18,582,020.83

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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.