Home / 103,833,209.37-155,639,981.30-39,109,010.25

Finding the Fourth Proportional to 103,833,209.37, 155,639,981.30 and 39,109,010.25

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Solution

The fourth proportional to 103,833,209.37, 155,639,981.30 and 39,109,010.25 is: 58,622,146.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,833,209.37 : 155,639,981.30 = 39,109,010.25 : x
  2. Step 2: Convert to fraction form
    103,833,209.37/155,639,981.30 = 39,109,010.25/x
  3. Step 3: Cross multiply
    103,833,209.37x = 155,639,981.30 × 39,109,010.25
  4. Step 4: Simplify right side
    103,833,209.37x = 6,086,925,623,775,963
  5. Step 5: Solve for x
    x = 6,086,925,623,775,963/103,833,209.37
  6. Step 6: Final answer
    x = 58,622,146.62

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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.