Home / 36,518,055.84-50,394,301.20-20,220,181.92

Finding the Fourth Proportional to 36,518,055.84, 50,394,301.20 and 20,220,181.92

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Solution

The fourth proportional to 36,518,055.84, 50,394,301.20 and 20,220,181.92 is: 27,903,510.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,518,055.84 : 50,394,301.20 = 20,220,181.92 : x
  2. Step 2: Convert to fraction form
    36,518,055.84/50,394,301.20 = 20,220,181.92/x
  3. Step 3: Cross multiply
    36,518,055.84x = 50,394,301.20 × 20,220,181.92
  4. Step 4: Simplify right side
    36,518,055.84x = 1,018,981,937,995,274.50
  5. Step 5: Solve for x
    x = 1,018,981,937,995,274.50/36,518,055.84
  6. Step 6: Final answer
    x = 27,903,510.05

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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.