Home / 12,112,071.62-18,160,789.63-4,826,652.17

Finding the Fourth Proportional to 12,112,071.62, 18,160,789.63 and 4,826,652.17

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Solution

The fourth proportional to 12,112,071.62, 18,160,789.63 and 4,826,652.17 is: 7,237,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,112,071.62 : 18,160,789.63 = 4,826,652.17 : x
  2. Step 2: Convert to fraction form
    12,112,071.62/18,160,789.63 = 4,826,652.17/x
  3. Step 3: Cross multiply
    12,112,071.62x = 18,160,789.63 × 4,826,652.17
  4. Step 4: Simplify right side
    12,112,071.62x = 87,655,814,582,732.39
  5. Step 5: Solve for x
    x = 87,655,814,582,732.39/12,112,071.62
  6. Step 6: Final answer
    x = 7,237,062.11

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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.