Home / 14,518,719.75-20,035,833.27-8,081,712.39

Finding the Fourth Proportional to 14,518,719.75, 20,035,833.27 and 8,081,712.39

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Solution

The fourth proportional to 14,518,719.75, 20,035,833.27 and 8,081,712.39 is: 11,152,763.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518,719.75 : 20,035,833.27 = 8,081,712.39 : x
  2. Step 2: Convert to fraction form
    14,518,719.75/20,035,833.27 = 8,081,712.39/x
  3. Step 3: Cross multiply
    14,518,719.75x = 20,035,833.27 × 8,081,712.39
  4. Step 4: Simplify right side
    14,518,719.75x = 161,923,841,982,133.22
  5. Step 5: Solve for x
    x = 161,923,841,982,133.22/14,518,719.75
  6. Step 6: Final answer
    x = 11,152,763.11

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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.