Home / 18,771,206.76-25,904,265.54-10,186,502.76

Finding the Fourth Proportional to 18,771,206.76, 25,904,265.54 and 10,186,502.76

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Solution

The fourth proportional to 18,771,206.76, 25,904,265.54 and 10,186,502.76 is: 14,057,373.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,771,206.76 : 25,904,265.54 = 10,186,502.76 : x
  2. Step 2: Convert to fraction form
    18,771,206.76/25,904,265.54 = 10,186,502.76/x
  3. Step 3: Cross multiply
    18,771,206.76x = 25,904,265.54 × 10,186,502.76
  4. Step 4: Simplify right side
    18,771,206.76x = 263,873,872,418,982.88
  5. Step 5: Solve for x
    x = 263,873,872,418,982.88/18,771,206.76
  6. Step 6: Final answer
    x = 14,057,373.92

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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.