Home / 43,038,930.80-64,558,686.86-15,733,990.92

Finding the Fourth Proportional to 43,038,930.80, 64,558,686.86 and 15,733,990.92

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Solution

The fourth proportional to 43,038,930.80, 64,558,686.86 and 15,733,990.92 is: 23,601,092.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,038,930.80 : 64,558,686.86 = 15,733,990.92 : x
  2. Step 2: Convert to fraction form
    43,038,930.80/64,558,686.86 = 15,733,990.92/x
  3. Step 3: Cross multiply
    43,038,930.80x = 64,558,686.86 × 15,733,990.92
  4. Step 4: Simplify right side
    43,038,930.80x = 1,015,765,792,862,363.25
  5. Step 5: Solve for x
    x = 1,015,765,792,862,363.25/43,038,930.80
  6. Step 6: Final answer
    x = 23,601,092.64

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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.