Home / 36,490,389.30-50,356,756.86-19,970,504.20

Finding the Fourth Proportional to 36,490,389.30, 50,356,756.86 and 19,970,504.20

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Solution

The fourth proportional to 36,490,389.30, 50,356,756.86 and 19,970,504.20 is: 27,559,306.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,490,389.30 : 50,356,756.86 = 19,970,504.20 : x
  2. Step 2: Convert to fraction form
    36,490,389.30/50,356,756.86 = 19,970,504.20/x
  3. Step 3: Cross multiply
    36,490,389.30x = 50,356,756.86 × 19,970,504.20
  4. Step 4: Simplify right side
    36,490,389.30x = 1,005,649,824,359,065.50
  5. Step 5: Solve for x
    x = 1,005,649,824,359,065.50/36,490,389.30
  6. Step 6: Final answer
    x = 27,559,306.54

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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.