Home / 38,144,138.71-57,210,821.03-12,233,073.06

Finding the Fourth Proportional to 38,144,138.71, 57,210,821.03 and 12,233,073.06

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Solution

The fourth proportional to 38,144,138.71, 57,210,821.03 and 12,233,073.06 is: 18,347,881.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,144,138.71 : 57,210,821.03 = 12,233,073.06 : x
  2. Step 2: Convert to fraction form
    38,144,138.71/57,210,821.03 = 12,233,073.06/x
  3. Step 3: Cross multiply
    38,144,138.71x = 57,210,821.03 × 12,233,073.06
  4. Step 4: Simplify right side
    38,144,138.71x = 699,864,153,421,409.12
  5. Step 5: Solve for x
    x = 699,864,153,421,409.12/38,144,138.71
  6. Step 6: Final answer
    x = 18,347,881.93

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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.