Home / 48,077,168.78-72,115,123.26-11,685,453.42

Finding the Fourth Proportional to 48,077,168.78, 72,115,123.26 and 11,685,453.42

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Solution

The fourth proportional to 48,077,168.78, 72,115,123.26 and 11,685,453.42 is: 17,528,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,077,168.78 : 72,115,123.26 = 11,685,453.42 : x
  2. Step 2: Convert to fraction form
    48,077,168.78/72,115,123.26 = 11,685,453.42/x
  3. Step 3: Cross multiply
    48,077,168.78x = 72,115,123.26 × 11,685,453.42
  4. Step 4: Simplify right side
    48,077,168.78x = 842,697,913,732,288.62
  5. Step 5: Solve for x
    x = 842,697,913,732,288.62/48,077,168.78
  6. Step 6: Final answer
    x = 17,528,027.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.