Home / 10,133,400.76-13,985,091.39-5,783,141.86

Finding the Fourth Proportional to 10,133,400.76, 13,985,091.39 and 5,783,141.86

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Solution

The fourth proportional to 10,133,400.76, 13,985,091.39 and 5,783,141.86 is: 7,981,305.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133,400.76 : 13,985,091.39 = 5,783,141.86 : x
  2. Step 2: Convert to fraction form
    10,133,400.76/13,985,091.39 = 5,783,141.86/x
  3. Step 3: Cross multiply
    10,133,400.76x = 13,985,091.39 × 5,783,141.86
  4. Step 4: Simplify right side
    10,133,400.76x = 80,877,767,433,434.59
  5. Step 5: Solve for x
    x = 80,877,767,433,434.59/10,133,400.76
  6. Step 6: Final answer
    x = 7,981,305.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.