Home / 7,191,831.43-9,925,029.08-4,136,048.11

Finding the Fourth Proportional to 7,191,831.43, 9,925,029.08 and 4,136,048.11

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Solution

The fourth proportional to 7,191,831.43, 9,925,029.08 and 4,136,048.11 is: 5,707,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191,831.43 : 9,925,029.08 = 4,136,048.11 : x
  2. Step 2: Convert to fraction form
    7,191,831.43/9,925,029.08 = 4,136,048.11/x
  3. Step 3: Cross multiply
    7,191,831.43x = 9,925,029.08 × 4,136,048.11
  4. Step 4: Simplify right side
    7,191,831.43x = 41,050,397,738,046.41
  5. Step 5: Solve for x
    x = 41,050,397,738,046.41/7,191,831.43
  6. Step 6: Final answer
    x = 5,707,919.90

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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.