Home / 14,980,967.09-20,673,734.58-8,105,449.15

Finding the Fourth Proportional to 14,980,967.09, 20,673,734.58 and 8,105,449.15

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Solution

The fourth proportional to 14,980,967.09, 20,673,734.58 and 8,105,449.15 is: 11,185,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,980,967.09 : 20,673,734.58 = 8,105,449.15 : x
  2. Step 2: Convert to fraction form
    14,980,967.09/20,673,734.58 = 8,105,449.15/x
  3. Step 3: Cross multiply
    14,980,967.09x = 20,673,734.58 × 8,105,449.15
  4. Step 4: Simplify right side
    14,980,967.09x = 167,569,904,335,079.53
  5. Step 5: Solve for x
    x = 167,569,904,335,079.53/14,980,967.09
  6. Step 6: Final answer
    x = 11,185,519.82

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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.