Home / 18,192,698.20-27,289,047.30-16,704,663.40

Finding the Fourth Proportional to 18,192,698.20, 27,289,047.30 and 16,704,663.40

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Solution

The fourth proportional to 18,192,698.20, 27,289,047.30 and 16,704,663.40 is: 25,056,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,698.20 : 27,289,047.30 = 16,704,663.40 : x
  2. Step 2: Convert to fraction form
    18,192,698.20/27,289,047.30 = 16,704,663.40/x
  3. Step 3: Cross multiply
    18,192,698.20x = 27,289,047.30 × 16,704,663.40
  4. Step 4: Simplify right side
    18,192,698.20x = 455,854,349,653,178.81
  5. Step 5: Solve for x
    x = 455,854,349,653,178.81/18,192,698.20
  6. Step 6: Final answer
    x = 25,056,995.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.