Home / 8,509,910.94-11,742,070.95-5,072,471.82

Finding the Fourth Proportional to 8,509,910.94, 11,742,070.95 and 5,072,471.82

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Solution

The fourth proportional to 8,509,910.94, 11,742,070.95 and 5,072,471.82 is: 6,999,053.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,509,910.94 : 11,742,070.95 = 5,072,471.82 : x
  2. Step 2: Convert to fraction form
    8,509,910.94/11,742,070.95 = 5,072,471.82/x
  3. Step 3: Cross multiply
    8,509,910.94x = 11,742,070.95 × 5,072,471.82
  4. Step 4: Simplify right side
    8,509,910.94x = 59,561,324,002,315.62
  5. Step 5: Solve for x
    x = 59,561,324,002,315.62/8,509,910.94
  6. Step 6: Final answer
    x = 6,999,053.74

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Why These Related Problems?

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