Home / 7,215,876.32-10,823,804.76-2,956,051.76

Finding the Fourth Proportional to 7,215,876.32, 10,823,804.76 and 2,956,051.76

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Solution

The fourth proportional to 7,215,876.32, 10,823,804.76 and 2,956,051.76 is: 4,434,073.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215,876.32 : 10,823,804.76 = 2,956,051.76 : x
  2. Step 2: Convert to fraction form
    7,215,876.32/10,823,804.76 = 2,956,051.76/x
  3. Step 3: Cross multiply
    7,215,876.32x = 10,823,804.76 × 2,956,051.76
  4. Step 4: Simplify right side
    7,215,876.32x = 31,995,727,110,694.38
  5. Step 5: Solve for x
    x = 31,995,727,110,694.38/7,215,876.32
  6. Step 6: Final answer
    x = 4,434,073.66

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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.