Home / 20,019,416.64-29,980,632.08-13,854,122.44

Finding the Fourth Proportional to 20,019,416.64, 29,980,632.08 and 13,854,122.44

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Solution

The fourth proportional to 20,019,416.64, 29,980,632.08 and 13,854,122.44 is: 20,747,624.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019,416.64 : 29,980,632.08 = 13,854,122.44 : x
  2. Step 2: Convert to fraction form
    20,019,416.64/29,980,632.08 = 13,854,122.44/x
  3. Step 3: Cross multiply
    20,019,416.64x = 29,980,632.08 × 13,854,122.44
  4. Step 4: Simplify right side
    20,019,416.64x = 415,355,347,664,911.81
  5. Step 5: Solve for x
    x = 415,355,347,664,911.81/20,019,416.64
  6. Step 6: Final answer
    x = 20,747,624.93

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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.