Home / 39,345,585.84-54,296,802.90-21,941,950.14

Finding the Fourth Proportional to 39,345,585.84, 54,296,802.90 and 21,941,950.14

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Solution

The fourth proportional to 39,345,585.84, 54,296,802.90 and 21,941,950.14 is: 30,279,832.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,345,585.84 : 54,296,802.90 = 21,941,950.14 : x
  2. Step 2: Convert to fraction form
    39,345,585.84/54,296,802.90 = 21,941,950.14/x
  3. Step 3: Cross multiply
    39,345,585.84x = 54,296,802.90 × 21,941,950.14
  4. Step 4: Simplify right side
    39,345,585.84x = 1,191,377,741,993,207.50
  5. Step 5: Solve for x
    x = 1,191,377,741,993,207.50/39,345,585.84
  6. Step 6: Final answer
    x = 30,279,832.33

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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.