Home / 29,016,829.06-40,043,222.78-15,963,807.95

Finding the Fourth Proportional to 29,016,829.06, 40,043,222.78 and 15,963,807.95

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Solution

The fourth proportional to 29,016,829.06, 40,043,222.78 and 15,963,807.95 is: 22,030,054.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,016,829.06 : 40,043,222.78 = 15,963,807.95 : x
  2. Step 2: Convert to fraction form
    29,016,829.06/40,043,222.78 = 15,963,807.95/x
  3. Step 3: Cross multiply
    29,016,829.06x = 40,043,222.78 × 15,963,807.95
  4. Step 4: Simplify right side
    29,016,829.06x = 639,242,318,029,112
  5. Step 5: Solve for x
    x = 639,242,318,029,112/29,016,829.06
  6. Step 6: Final answer
    x = 22,030,054.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.