Home / 40,190,408.70-60,285,613.05-38,342,831.10

Finding the Fourth Proportional to 40,190,408.70, 60,285,613.05 and 38,342,831.10

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Solution

The fourth proportional to 40,190,408.70, 60,285,613.05 and 38,342,831.10 is: 57,514,246.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,190,408.70 : 60,285,613.05 = 38,342,831.10 : x
  2. Step 2: Convert to fraction form
    40,190,408.70/60,285,613.05 = 38,342,831.10/x
  3. Step 3: Cross multiply
    40,190,408.70x = 60,285,613.05 × 38,342,831.10
  4. Step 4: Simplify right side
    40,190,408.70x = 2,311,521,078,936,106
  5. Step 5: Solve for x
    x = 2,311,521,078,936,106/40,190,408.70
  6. Step 6: Final answer
    x = 57,514,246.65

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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.