Home / 39,148,440.80-58,722,661.20-28,342,911.20

Finding the Fourth Proportional to 39,148,440.80, 58,722,661.20 and 28,342,911.20

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Solution

The fourth proportional to 39,148,440.80, 58,722,661.20 and 28,342,911.20 is: 42,514,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,148,440.80 : 58,722,661.20 = 28,342,911.20 : x
  2. Step 2: Convert to fraction form
    39,148,440.80/58,722,661.20 = 28,342,911.20/x
  3. Step 3: Cross multiply
    39,148,440.80x = 58,722,661.20 × 28,342,911.20
  4. Step 4: Simplify right side
    39,148,440.80x = 1,664,371,171,819,285.50
  5. Step 5: Solve for x
    x = 1,664,371,171,819,285.50/39,148,440.80
  6. Step 6: Final answer
    x = 42,514,366.80

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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.