Home / 48,542,495.60-72,813,743.40-43,671,609.20

Finding the Fourth Proportional to 48,542,495.60, 72,813,743.40 and 43,671,609.20

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Solution

The fourth proportional to 48,542,495.60, 72,813,743.40 and 43,671,609.20 is: 65,507,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,542,495.60 : 72,813,743.40 = 43,671,609.20 : x
  2. Step 2: Convert to fraction form
    48,542,495.60/72,813,743.40 = 43,671,609.20/x
  3. Step 3: Cross multiply
    48,542,495.60x = 72,813,743.40 × 43,671,609.20
  4. Step 4: Simplify right side
    48,542,495.60x = 3,179,893,346,153,880
  5. Step 5: Solve for x
    x = 3,179,893,346,153,880/48,542,495.60
  6. Step 6: Final answer
    x = 65,507,413.80

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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.