Home / 18,411,555.66-27,616,339.62-5,632,061.82

Finding the Fourth Proportional to 18,411,555.66, 27,616,339.62 and 5,632,061.82

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Solution

The fourth proportional to 18,411,555.66, 27,616,339.62 and 5,632,061.82 is: 8,447,788.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411,555.66 : 27,616,339.62 = 5,632,061.82 : x
  2. Step 2: Convert to fraction form
    18,411,555.66/27,616,339.62 = 5,632,061.82/x
  3. Step 3: Cross multiply
    18,411,555.66x = 27,616,339.62 × 5,632,061.82
  4. Step 4: Simplify right side
    18,411,555.66x = 155,536,931,981,955.31
  5. Step 5: Solve for x
    x = 155,536,931,981,955.31/18,411,555.66
  6. Step 6: Final answer
    x = 8,447,788.71

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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.