Home / 12,226,617.99-18,338,802.39-4,138,669.17

Finding the Fourth Proportional to 12,226,617.99, 18,338,802.39 and 4,138,669.17

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Solution

The fourth proportional to 12,226,617.99, 18,338,802.39 and 4,138,669.17 is: 6,207,623.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,226,617.99 : 18,338,802.39 = 4,138,669.17 : x
  2. Step 2: Convert to fraction form
    12,226,617.99/18,338,802.39 = 4,138,669.17/x
  3. Step 3: Cross multiply
    12,226,617.99x = 18,338,802.39 × 4,138,669.17
  4. Step 4: Simplify right side
    12,226,617.99x = 75,898,236,066,215.31
  5. Step 5: Solve for x
    x = 75,898,236,066,215.31/12,226,617.99
  6. Step 6: Final answer
    x = 6,207,623.08

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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.