Home / 39,146,605.48-58,719,908.22-12,222,568.36

Finding the Fourth Proportional to 39,146,605.48, 58,719,908.22 and 12,222,568.36

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Solution

The fourth proportional to 39,146,605.48, 58,719,908.22 and 12,222,568.36 is: 18,333,852.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,146,605.48 : 58,719,908.22 = 12,222,568.36 : x
  2. Step 2: Convert to fraction form
    39,146,605.48/58,719,908.22 = 12,222,568.36/x
  3. Step 3: Cross multiply
    39,146,605.48x = 58,719,908.22 × 12,222,568.36
  4. Step 4: Simplify right side
    39,146,605.48x = 717,708,092,311,875.88
  5. Step 5: Solve for x
    x = 717,708,092,311,875.88/39,146,605.48
  6. Step 6: Final answer
    x = 18,333,852.54

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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.