Home / 66,733,829.40-100,100,744.10-28,396,594.20

Finding the Fourth Proportional to 66,733,829.40, 100,100,744.10 and 28,396,594.20

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Solution

The fourth proportional to 66,733,829.40, 100,100,744.10 and 28,396,594.20 is: 42,594,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,733,829.40 : 100,100,744.10 = 28,396,594.20 : x
  2. Step 2: Convert to fraction form
    66,733,829.40/100,100,744.10 = 28,396,594.20/x
  3. Step 3: Cross multiply
    66,733,829.40x = 100,100,744.10 × 28,396,594.20
  4. Step 4: Simplify right side
    66,733,829.40x = 2,842,520,209,325,744
  5. Step 5: Solve for x
    x = 2,842,520,209,325,744/66,733,829.40
  6. Step 6: Final answer
    x = 42,594,891.30

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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.