Home / 36,698,424.20-50,642,529.12-20,178,433.10

Finding the Fourth Proportional to 36,698,424.20, 50,642,529.12 and 20,178,433.10

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Solution

The fourth proportional to 36,698,424.20, 50,642,529.12 and 20,178,433.10 is: 27,845,524.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,698,424.20 : 50,642,529.12 = 20,178,433.10 : x
  2. Step 2: Convert to fraction form
    36,698,424.20/50,642,529.12 = 20,178,433.10/x
  3. Step 3: Cross multiply
    36,698,424.20x = 50,642,529.12 × 20,178,433.10
  4. Step 4: Simplify right side
    36,698,424.20x = 1,021,886,885,862,721.88
  5. Step 5: Solve for x
    x = 1,021,886,885,862,721.88/36,698,424.20
  6. Step 6: Final answer
    x = 27,845,524.93

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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.