Home / 29,016,833.38-40,043,228.65-15,963,812.07

Finding the Fourth Proportional to 29,016,833.38, 40,043,228.65 and 15,963,812.07

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Solution

The fourth proportional to 29,016,833.38, 40,043,228.65 and 15,963,812.07 is: 22,030,059.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,016,833.38 : 40,043,228.65 = 15,963,812.07 : x
  2. Step 2: Convert to fraction form
    29,016,833.38/40,043,228.65 = 15,963,812.07/x
  3. Step 3: Cross multiply
    29,016,833.38x = 40,043,228.65 × 15,963,812.07
  4. Step 4: Simplify right side
    29,016,833.38x = 639,242,576,654,568.25
  5. Step 5: Solve for x
    x = 639,242,576,654,568.25/29,016,833.38
  6. Step 6: Final answer
    x = 22,030,059.87

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1.5x scale

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.