Home / 72,025,631.64-99,404,833.50-41,078,706.84

Finding the Fourth Proportional to 72,025,631.64, 99,404,833.50 and 41,078,706.84

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Solution

The fourth proportional to 72,025,631.64, 99,404,833.50 and 41,078,706.84 is: 56,694,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,025,631.64 : 99,404,833.50 = 41,078,706.84 : x
  2. Step 2: Convert to fraction form
    72,025,631.64/99,404,833.50 = 41,078,706.84/x
  3. Step 3: Cross multiply
    72,025,631.64x = 99,404,833.50 × 41,078,706.84
  4. Step 4: Simplify right side
    72,025,631.64x = 4,083,422,013,825,511.50
  5. Step 5: Solve for x
    x = 4,083,422,013,825,511.50/72,025,631.64
  6. Step 6: Final answer
    x = 56,694,011.85

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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.