Home / 30,033,125.04-41,479,926.88-20,358,536.88

Finding the Fourth Proportional to 30,033,125.04, 41,479,926.88 and 20,358,536.88

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Solution

The fourth proportional to 30,033,125.04, 41,479,926.88 and 20,358,536.88 is: 28,117,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033,125.04 : 41,479,926.88 = 20,358,536.88 : x
  2. Step 2: Convert to fraction form
    30,033,125.04/41,479,926.88 = 20,358,536.88/x
  3. Step 3: Cross multiply
    30,033,125.04x = 41,479,926.88 × 20,358,536.88
  4. Step 4: Simplify right side
    30,033,125.04x = 844,470,621,166,183.38
  5. Step 5: Solve for x
    x = 844,470,621,166,183.38/30,033,125.04
  6. Step 6: Final answer
    x = 28,117,973.74

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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.