Home / 18,771,210.51-25,904,270.72-10,186,506.51

Finding the Fourth Proportional to 18,771,210.51, 25,904,270.72 and 10,186,506.51

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Solution

The fourth proportional to 18,771,210.51, 25,904,270.72 and 10,186,506.51 is: 14,057,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,771,210.51 : 25,904,270.72 = 10,186,506.51 : x
  2. Step 2: Convert to fraction form
    18,771,210.51/25,904,270.72 = 10,186,506.51/x
  3. Step 3: Cross multiply
    18,771,210.51x = 25,904,270.72 × 10,186,506.51
  4. Step 4: Simplify right side
    18,771,210.51x = 263,874,022,275,149.84
  5. Step 5: Solve for x
    x = 263,874,022,275,149.84/18,771,210.51
  6. Step 6: Final answer
    x = 14,057,379.10

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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.