Home / 43,454,599.80-65,231,666.10-25,513,812.60

Finding the Fourth Proportional to 43,454,599.80, 65,231,666.10 and 25,513,812.60

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Solution

The fourth proportional to 43,454,599.80, 65,231,666.10 and 25,513,812.60 is: 38,299,938.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,454,599.80 : 65,231,666.10 = 25,513,812.60 : x
  2. Step 2: Convert to fraction form
    43,454,599.80/65,231,666.10 = 25,513,812.60/x
  3. Step 3: Cross multiply
    43,454,599.80x = 65,231,666.10 × 25,513,812.60
  4. Step 4: Simplify right side
    43,454,599.80x = 1,664,308,504,461,173
  5. Step 5: Solve for x
    x = 1,664,308,504,461,173/43,454,599.80
  6. Step 6: Final answer
    x = 38,299,938.61

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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.