Home / 30,033,115-41,479,913.10-20,358,526.84

Finding the Fourth Proportional to 30,033,115, 41,479,913.10 and 20,358,526.84

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Solution

The fourth proportional to 30,033,115, 41,479,913.10 and 20,358,526.84 is: 28,117,959.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033,115 : 41,479,913.10 = 20,358,526.84 : x
  2. Step 2: Convert to fraction form
    30,033,115/41,479,913.10 = 20,358,526.84/x
  3. Step 3: Cross multiply
    30,033,115x = 41,479,913.10 × 20,358,526.84
  4. Step 4: Simplify right side
    30,033,115x = 844,469,924,167,217.62
  5. Step 5: Solve for x
    x = 844,469,924,167,217.62/30,033,115
  6. Step 6: Final answer
    x = 28,117,959.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.