Home / 30,298,771.42-41,812,570.10-17,246,869.55

Finding the Fourth Proportional to 30,298,771.42, 41,812,570.10 and 17,246,869.55

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Solution

The fourth proportional to 30,298,771.42, 41,812,570.10 and 17,246,869.55 is: 23,800,831.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,298,771.42 : 41,812,570.10 = 17,246,869.55 : x
  2. Step 2: Convert to fraction form
    30,298,771.42/41,812,570.10 = 17,246,869.55/x
  3. Step 3: Cross multiply
    30,298,771.42x = 41,812,570.10 × 17,246,869.55
  4. Step 4: Simplify right side
    30,298,771.42x = 721,135,942,055,781.88
  5. Step 5: Solve for x
    x = 721,135,942,055,781.88/30,298,771.42
  6. Step 6: Final answer
    x = 23,800,831.13

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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.