Home / 20,091,185.53-27,725,641.17-10,923,828.28

Finding the Fourth Proportional to 20,091,185.53, 27,725,641.17 and 10,923,828.28

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Solution

The fourth proportional to 20,091,185.53, 27,725,641.17 and 10,923,828.28 is: 15,074,777.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,091,185.53 : 27,725,641.17 = 10,923,828.28 : x
  2. Step 2: Convert to fraction form
    20,091,185.53/27,725,641.17 = 10,923,828.28/x
  3. Step 3: Cross multiply
    20,091,185.53x = 27,725,641.17 × 10,923,828.28
  4. Step 4: Simplify right side
    20,091,185.53x = 302,870,142,983,699.81
  5. Step 5: Solve for x
    x = 302,870,142,983,699.81/20,091,185.53
  6. Step 6: Final answer
    x = 15,074,777.07

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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.