Home / 36,572,085.20-54,856,378.20-12,308,632.40

Finding the Fourth Proportional to 36,572,085.20, 54,856,378.20 and 12,308,632.40

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Solution

The fourth proportional to 36,572,085.20, 54,856,378.20 and 12,308,632.40 is: 18,462,359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,572,085.20 : 54,856,378.20 = 12,308,632.40 : x
  2. Step 2: Convert to fraction form
    36,572,085.20/54,856,378.20 = 12,308,632.40/x
  3. Step 3: Cross multiply
    36,572,085.20x = 54,856,378.20 × 12,308,632.40
  4. Step 4: Simplify right side
    36,572,085.20x = 675,206,994,059,173.75
  5. Step 5: Solve for x
    x = 675,206,994,059,173.75/36,572,085.20
  6. Step 6: Final answer
    x = 18,462,359.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.