Home / 38,584,406.92-53,245,103.92-21,838,787.14

Finding the Fourth Proportional to 38,584,406.92, 53,245,103.92 and 21,838,787.14

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Solution

The fourth proportional to 38,584,406.92, 53,245,103.92 and 21,838,787.14 is: 30,136,746.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,584,406.92 : 53,245,103.92 = 21,838,787.14 : x
  2. Step 2: Convert to fraction form
    38,584,406.92/53,245,103.92 = 21,838,787.14/x
  3. Step 3: Cross multiply
    38,584,406.92x = 53,245,103.92 × 21,838,787.14
  4. Step 4: Simplify right side
    38,584,406.92x = 1,162,808,490,756,059.75
  5. Step 5: Solve for x
    x = 1,162,808,490,756,059.75/38,584,406.92
  6. Step 6: Final answer
    x = 30,136,746.51

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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.