Home / 12,188,358.29-18,277,222.36-4,610,009.63

Finding the Fourth Proportional to 12,188,358.29, 18,277,222.36 and 4,610,009.63

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Solution

The fourth proportional to 12,188,358.29, 18,277,222.36 and 4,610,009.63 is: 6,913,004.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,188,358.29 : 18,277,222.36 = 4,610,009.63 : x
  2. Step 2: Convert to fraction form
    12,188,358.29/18,277,222.36 = 4,610,009.63/x
  3. Step 3: Cross multiply
    12,188,358.29x = 18,277,222.36 × 4,610,009.63
  4. Step 4: Simplify right side
    12,188,358.29x = 84,258,170,986,340.20
  5. Step 5: Solve for x
    x = 84,258,170,986,340.20/12,188,358.29
  6. Step 6: Final answer
    x = 6,913,004.12

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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.