Home / 5,133,811.32-7,084,743.30-2,810,664.72

Finding the Fourth Proportional to 5,133,811.32, 7,084,743.30 and 2,810,664.72

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Solution

The fourth proportional to 5,133,811.32, 7,084,743.30 and 2,810,664.72 is: 3,878,763.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133,811.32 : 7,084,743.30 = 2,810,664.72 : x
  2. Step 2: Convert to fraction form
    5,133,811.32/7,084,743.30 = 2,810,664.72/x
  3. Step 3: Cross multiply
    5,133,811.32x = 7,084,743.30 × 2,810,664.72
  4. Step 4: Simplify right side
    5,133,811.32x = 19,912,838,043,566.38
  5. Step 5: Solve for x
    x = 19,912,838,043,566.38/5,133,811.32
  6. Step 6: Final answer
    x = 3,878,763.13

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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.