Home / 17,747,417.80-26,621,126.70-8,181,479.80

Finding the Fourth Proportional to 17,747,417.80, 26,621,126.70 and 8,181,479.80

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Solution

The fourth proportional to 17,747,417.80, 26,621,126.70 and 8,181,479.80 is: 12,272,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747,417.80 : 26,621,126.70 = 8,181,479.80 : x
  2. Step 2: Convert to fraction form
    17,747,417.80/26,621,126.70 = 8,181,479.80/x
  3. Step 3: Cross multiply
    17,747,417.80x = 26,621,126.70 × 8,181,479.80
  4. Step 4: Simplify right side
    17,747,417.80x = 217,800,210,349,290.66
  5. Step 5: Solve for x
    x = 217,800,210,349,290.66/17,747,417.80
  6. Step 6: Final answer
    x = 12,272,219.70

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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.