Home / 38,342,733.48-57,542,664.92-28,133,973.45

Finding the Fourth Proportional to 38,342,733.48, 57,542,664.92 and 28,133,973.45

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Solution

The fourth proportional to 38,342,733.48, 57,542,664.92 and 28,133,973.45 is: 42,221,919.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,342,733.48 : 57,542,664.92 = 28,133,973.45 : x
  2. Step 2: Convert to fraction form
    38,342,733.48/57,542,664.92 = 28,133,973.45/x
  3. Step 3: Cross multiply
    38,342,733.48x = 57,542,664.92 × 28,133,973.45
  4. Step 4: Simplify right side
    38,342,733.48x = 1,618,903,806,960,856.50
  5. Step 5: Solve for x
    x = 1,618,903,806,960,856.50/38,342,733.48
  6. Step 6: Final answer
    x = 42,221,919.51

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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.