Home / 43,947,746.67-65,915,202.93-12,815,037.80

Finding the Fourth Proportional to 43,947,746.67, 65,915,202.93 and 12,815,037.80

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Solution

The fourth proportional to 43,947,746.67, 65,915,202.93 and 12,815,037.80 is: 19,220,685.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,947,746.67 : 65,915,202.93 = 12,815,037.80 : x
  2. Step 2: Convert to fraction form
    43,947,746.67/65,915,202.93 = 12,815,037.80/x
  3. Step 3: Cross multiply
    43,947,746.67x = 65,915,202.93 × 12,815,037.80
  4. Step 4: Simplify right side
    43,947,746.67x = 844,705,817,142,620.75
  5. Step 5: Solve for x
    x = 844,705,817,142,620.75/43,947,746.67
  6. Step 6: Final answer
    x = 19,220,685.50

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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.