Home / 18,502,530.94-25,533,694.72-10,242,731.19

Finding the Fourth Proportional to 18,502,530.94, 25,533,694.72 and 10,242,731.19

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Solution

The fourth proportional to 18,502,530.94, 25,533,694.72 and 10,242,731.19 is: 14,135,080.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,502,530.94 : 25,533,694.72 = 10,242,731.19 : x
  2. Step 2: Convert to fraction form
    18,502,530.94/25,533,694.72 = 10,242,731.19/x
  3. Step 3: Cross multiply
    18,502,530.94x = 25,533,694.72 × 10,242,731.19
  4. Step 4: Simplify right side
    18,502,530.94x = 261,534,771,304,482.28
  5. Step 5: Solve for x
    x = 261,534,771,304,482.28/18,502,530.94
  6. Step 6: Final answer
    x = 14,135,080.88

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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.