Home / 84,876,712.20-127,315,068.30-27,370,859.40

Finding the Fourth Proportional to 84,876,712.20, 127,315,068.30 and 27,370,859.40

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Solution

The fourth proportional to 84,876,712.20, 127,315,068.30 and 27,370,859.40 is: 41,056,289.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,876,712.20 : 127,315,068.30 = 27,370,859.40 : x
  2. Step 2: Convert to fraction form
    84,876,712.20/127,315,068.30 = 27,370,859.40/x
  3. Step 3: Cross multiply
    84,876,712.20x = 127,315,068.30 × 27,370,859.40
  4. Step 4: Simplify right side
    84,876,712.20x = 3,484,722,833,940,696.50
  5. Step 5: Solve for x
    x = 3,484,722,833,940,696.50/84,876,712.20
  6. Step 6: Final answer
    x = 41,056,289.10

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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.