Home / 55,332,376.40-82,998,564.60-36,222,078.80

Finding the Fourth Proportional to 55,332,376.40, 82,998,564.60 and 36,222,078.80

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Solution

The fourth proportional to 55,332,376.40, 82,998,564.60 and 36,222,078.80 is: 54,333,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,332,376.40 : 82,998,564.60 = 36,222,078.80 : x
  2. Step 2: Convert to fraction form
    55,332,376.40/82,998,564.60 = 36,222,078.80/x
  3. Step 3: Cross multiply
    55,332,376.40x = 82,998,564.60 × 36,222,078.80
  4. Step 4: Simplify right side
    55,332,376.40x = 3,006,380,547,228,090
  5. Step 5: Solve for x
    x = 3,006,380,547,228,090/55,332,376.40
  6. Step 6: Final answer
    x = 54,333,118.20

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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.