Home / 18,004,142.62-27,006,215.29-4,357,291.32

Finding the Fourth Proportional to 18,004,142.62, 27,006,215.29 and 4,357,291.32

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Solution

The fourth proportional to 18,004,142.62, 27,006,215.29 and 4,357,291.32 is: 6,535,937.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,004,142.62 : 27,006,215.29 = 4,357,291.32 : x
  2. Step 2: Convert to fraction form
    18,004,142.62/27,006,215.29 = 4,357,291.32/x
  3. Step 3: Cross multiply
    18,004,142.62x = 27,006,215.29 × 4,357,291.32
  4. Step 4: Simplify right side
    18,004,142.62x = 117,673,947,470,527.77
  5. Step 5: Solve for x
    x = 117,673,947,470,527.77/18,004,142.62
  6. Step 6: Final answer
    x = 6,535,937.31

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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.