Home / 42,669,699.51-58,877,850.85-25,915,720.57

Finding the Fourth Proportional to 42,669,699.51, 58,877,850.85 and 25,915,720.57

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Solution

The fourth proportional to 42,669,699.51, 58,877,850.85 and 25,915,720.57 is: 35,759,847.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,669,699.51 : 58,877,850.85 = 25,915,720.57 : x
  2. Step 2: Convert to fraction form
    42,669,699.51/58,877,850.85 = 25,915,720.57/x
  3. Step 3: Cross multiply
    42,669,699.51x = 58,877,850.85 × 25,915,720.57
  4. Step 4: Simplify right side
    42,669,699.51x = 1,525,861,930,178,753
  5. Step 5: Solve for x
    x = 1,525,861,930,178,753/42,669,699.51
  6. Step 6: Final answer
    x = 35,759,847.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.