Home / 39,085,690.18-58,590,409.72-18,609,908.15

Finding the Fourth Proportional to 39,085,690.18, 58,590,409.72 and 18,609,908.15

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Solution

The fourth proportional to 39,085,690.18, 58,590,409.72 and 18,609,908.15 is: 27,896,709.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,085,690.18 : 58,590,409.72 = 18,609,908.15 : x
  2. Step 2: Convert to fraction form
    39,085,690.18/58,590,409.72 = 18,609,908.15/x
  3. Step 3: Cross multiply
    39,085,690.18x = 58,590,409.72 × 18,609,908.15
  4. Step 4: Simplify right side
    39,085,690.18x = 1,090,362,143,360,067.12
  5. Step 5: Solve for x
    x = 1,090,362,143,360,067.12/39,085,690.18
  6. Step 6: Final answer
    x = 27,896,709.47

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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.