Home / 40,509,431.40-60,792,140.70-29,159,581.80

Finding the Fourth Proportional to 40,509,431.40, 60,792,140.70 and 29,159,581.80

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Solution

The fourth proportional to 40,509,431.40, 60,792,140.70 and 29,159,581.80 is: 43,759,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,509,431.40 : 60,792,140.70 = 29,159,581.80 : x
  2. Step 2: Convert to fraction form
    40,509,431.40/60,792,140.70 = 29,159,581.80/x
  3. Step 3: Cross multiply
    40,509,431.40x = 60,792,140.70 × 29,159,581.80
  4. Step 4: Simplify right side
    40,509,431.40x = 1,772,673,399,538,759.50
  5. Step 5: Solve for x
    x = 1,772,673,399,538,759.50/40,509,431.40
  6. Step 6: Final answer
    x = 43,759,523.11

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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.