Home / 47,670,211.76-71,505,981.94-13,591,557.64

Finding the Fourth Proportional to 47,670,211.76, 71,505,981.94 and 13,591,557.64

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Solution

The fourth proportional to 47,670,211.76, 71,505,981.94 and 13,591,557.64 is: 20,387,525.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,670,211.76 : 71,505,981.94 = 13,591,557.64 : x
  2. Step 2: Convert to fraction form
    47,670,211.76/71,505,981.94 = 13,591,557.64/x
  3. Step 3: Cross multiply
    47,670,211.76x = 71,505,981.94 × 13,591,557.64
  4. Step 4: Simplify right side
    47,670,211.76x = 971,877,674,784,779.12
  5. Step 5: Solve for x
    x = 971,877,674,784,779.12/47,670,211.76
  6. Step 6: Final answer
    x = 20,387,525.86

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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.