Home / 18,675,682.48-25,772,487.54-10,416,279.74

Finding the Fourth Proportional to 18,675,682.48, 25,772,487.54 and 10,416,279.74

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Solution

The fourth proportional to 18,675,682.48, 25,772,487.54 and 10,416,279.74 is: 14,374,491.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,675,682.48 : 25,772,487.54 = 10,416,279.74 : x
  2. Step 2: Convert to fraction form
    18,675,682.48/25,772,487.54 = 10,416,279.74/x
  3. Step 3: Cross multiply
    18,675,682.48x = 25,772,487.54 × 10,416,279.74
  4. Step 4: Simplify right side
    18,675,682.48x = 268,453,439,812,304.44
  5. Step 5: Solve for x
    x = 268,453,439,812,304.44/18,675,682.48
  6. Step 6: Final answer
    x = 14,374,491.54

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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.