Home / 39,476,639.34-54,474,106.30-21,835,162.22

Finding the Fourth Proportional to 39,476,639.34, 54,474,106.30 and 21,835,162.22

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Solution

The fourth proportional to 39,476,639.34, 54,474,106.30 and 21,835,162.22 is: 30,130,501.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,476,639.34 : 54,474,106.30 = 21,835,162.22 : x
  2. Step 2: Convert to fraction form
    39,476,639.34/54,474,106.30 = 21,835,162.22/x
  3. Step 3: Cross multiply
    39,476,639.34x = 54,474,106.30 × 21,835,162.22
  4. Step 4: Simplify right side
    39,476,639.34x = 1,189,450,947,850,023.75
  5. Step 5: Solve for x
    x = 1,189,450,947,850,023.75/39,476,639.34
  6. Step 6: Final answer
    x = 30,130,501.68

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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.