Home / 29,016,817.29-40,043,206.55-15,963,795.97

Finding the Fourth Proportional to 29,016,817.29, 40,043,206.55 and 15,963,795.97

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Solution

The fourth proportional to 29,016,817.29, 40,043,206.55 and 15,963,795.97 is: 22,030,037.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,016,817.29 : 40,043,206.55 = 15,963,795.97 : x
  2. Step 2: Convert to fraction form
    29,016,817.29/40,043,206.55 = 15,963,795.97/x
  3. Step 3: Cross multiply
    29,016,817.29x = 40,043,206.55 × 15,963,795.97
  4. Step 4: Simplify right side
    29,016,817.29x = 639,241,579,288,569.12
  5. Step 5: Solve for x
    x = 639,241,579,288,569.12/29,016,817.29
  6. Step 6: Final answer
    x = 22,030,037.72

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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.