Home / 45,394,080.40-68,154,106.20-28,387,968.40

Finding the Fourth Proportional to 45,394,080.40, 68,154,106.20 and 28,387,968.40

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Solution

The fourth proportional to 45,394,080.40, 68,154,106.20 and 28,387,968.40 is: 42,621,341.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394,080.40 : 68,154,106.20 = 28,387,968.40 : x
  2. Step 2: Convert to fraction form
    45,394,080.40/68,154,106.20 = 28,387,968.40/x
  3. Step 3: Cross multiply
    45,394,080.40x = 68,154,106.20 × 28,387,968.40
  4. Step 4: Simplify right side
    45,394,080.40x = 1,934,756,613,135,844
  5. Step 5: Solve for x
    x = 1,934,756,613,135,844/45,394,080.40
  6. Step 6: Final answer
    x = 42,621,341.73

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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.