Home / 28,956,212.80-43,424,674.32-11,679,951.76

Finding the Fourth Proportional to 28,956,212.80, 43,424,674.32 and 11,679,951.76

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Solution

The fourth proportional to 28,956,212.80, 43,424,674.32 and 11,679,951.76 is: 17,516,037.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,956,212.80 : 43,424,674.32 = 11,679,951.76 : x
  2. Step 2: Convert to fraction form
    28,956,212.80/43,424,674.32 = 11,679,951.76/x
  3. Step 3: Cross multiply
    28,956,212.80x = 43,424,674.32 × 11,679,951.76
  4. Step 4: Simplify right side
    28,956,212.80x = 507,198,101,251,310.81
  5. Step 5: Solve for x
    x = 507,198,101,251,310.81/28,956,212.80
  6. Step 6: Final answer
    x = 17,516,037.22

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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.