Home / 18,175,810.04-25,082,699.22-9,915,847.32

Finding the Fourth Proportional to 18,175,810.04, 25,082,699.22 and 9,915,847.32

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Solution

The fourth proportional to 18,175,810.04, 25,082,699.22 and 9,915,847.32 is: 13,683,913.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,175,810.04 : 25,082,699.22 = 9,915,847.32 : x
  2. Step 2: Convert to fraction form
    18,175,810.04/25,082,699.22 = 9,915,847.32/x
  3. Step 3: Cross multiply
    18,175,810.04x = 25,082,699.22 × 9,915,847.32
  4. Step 4: Simplify right side
    18,175,810.04x = 248,716,215,839,003.09
  5. Step 5: Solve for x
    x = 248,716,215,839,003.09/18,175,810.04
  6. Step 6: Final answer
    x = 13,683,913.69

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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.