Home / 82,687,391.28-124,049,772.81-27,355,096.26

Finding the Fourth Proportional to 82,687,391.28, 124,049,772.81 and 27,355,096.26

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Solution

The fourth proportional to 82,687,391.28, 124,049,772.81 and 27,355,096.26 is: 41,038,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,687,391.28 : 124,049,772.81 = 27,355,096.26 : x
  2. Step 2: Convert to fraction form
    82,687,391.28/124,049,772.81 = 27,355,096.26/x
  3. Step 3: Cross multiply
    82,687,391.28x = 124,049,772.81 × 27,355,096.26
  4. Step 4: Simplify right side
    82,687,391.28x = 3,393,393,476,248,681
  5. Step 5: Solve for x
    x = 3,393,393,476,248,681/82,687,391.28
  6. Step 6: Final answer
    x = 41,038,826.16

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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.