Home / 30,127,731.92-41,020,056.96-30,032,072.52

Finding the Fourth Proportional to 30,127,731.92, 41,020,056.96 and 30,032,072.52

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Solution

The fourth proportional to 30,127,731.92, 41,020,056.96 and 30,032,072.52 is: 40,889,813.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,127,731.92 : 41,020,056.96 = 30,032,072.52 : x
  2. Step 2: Convert to fraction form
    30,127,731.92/41,020,056.96 = 30,032,072.52/x
  3. Step 3: Cross multiply
    30,127,731.92x = 41,020,056.96 × 30,032,072.52
  4. Step 4: Simplify right side
    30,127,731.92x = 1,231,917,325,397,250.75
  5. Step 5: Solve for x
    x = 1,231,917,325,397,250.75/30,127,731.92
  6. Step 6: Final answer
    x = 40,889,813.04

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.