Home / 33,125,128.71-45,714,186.30-18,441,727.57

Finding the Fourth Proportional to 33,125,128.71, 45,714,186.30 and 18,441,727.57

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Solution

The fourth proportional to 33,125,128.71, 45,714,186.30 and 18,441,727.57 is: 25,450,423.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,125,128.71 : 45,714,186.30 = 18,441,727.57 : x
  2. Step 2: Convert to fraction form
    33,125,128.71/45,714,186.30 = 18,441,727.57/x
  3. Step 3: Cross multiply
    33,125,128.71x = 45,714,186.30 × 18,441,727.57
  4. Step 4: Simplify right side
    33,125,128.71x = 843,048,569,828,826.25
  5. Step 5: Solve for x
    x = 843,048,569,828,826.25/33,125,128.71
  6. Step 6: Final answer
    x = 25,450,423.97

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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.