Home / 47,922,500.40-71,883,750.60-39,419,444.40

Finding the Fourth Proportional to 47,922,500.40, 71,883,750.60 and 39,419,444.40

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Solution

The fourth proportional to 47,922,500.40, 71,883,750.60 and 39,419,444.40 is: 59,129,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,922,500.40 : 71,883,750.60 = 39,419,444.40 : x
  2. Step 2: Convert to fraction form
    47,922,500.40/71,883,750.60 = 39,419,444.40/x
  3. Step 3: Cross multiply
    47,922,500.40x = 71,883,750.60 × 39,419,444.40
  4. Step 4: Simplify right side
    47,922,500.40x = 2,833,617,510,040,166.50
  5. Step 5: Solve for x
    x = 2,833,617,510,040,166.50/47,922,500.40
  6. Step 6: Final answer
    x = 59,129,166.60

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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.