Home / 69,613,029.60-104,320,011.60-51,274,111.20

Finding the Fourth Proportional to 69,613,029.60, 104,320,011.60 and 51,274,111.20

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Solution

The fourth proportional to 69,613,029.60, 104,320,011.60 and 51,274,111.20 is: 76,837,855.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,613,029.60 : 104,320,011.60 = 51,274,111.20 : x
  2. Step 2: Convert to fraction form
    69,613,029.60/104,320,011.60 = 51,274,111.20/x
  3. Step 3: Cross multiply
    69,613,029.60x = 104,320,011.60 × 51,274,111.20
  4. Step 4: Simplify right side
    69,613,029.60x = 5,348,915,875,163,690
  5. Step 5: Solve for x
    x = 5,348,915,875,163,690/69,613,029.60
  6. Step 6: Final answer
    x = 76,837,855.01

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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.