Home / 20,437,524.56-30,621,584-12,333,470.92

Finding the Fourth Proportional to 20,437,524.56, 30,621,584 and 12,333,470.92

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Solution

The fourth proportional to 20,437,524.56, 30,621,584 and 12,333,470.92 is: 18,479,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,437,524.56 : 30,621,584 = 12,333,470.92 : x
  2. Step 2: Convert to fraction form
    20,437,524.56/30,621,584 = 12,333,470.92/x
  3. Step 3: Cross multiply
    20,437,524.56x = 30,621,584 × 12,333,470.92
  4. Step 4: Simplify right side
    20,437,524.56x = 377,670,415,788,337.25
  5. Step 5: Solve for x
    x = 377,670,415,788,337.25/20,437,524.56
  6. Step 6: Final answer
    x = 18,479,264.19

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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.