Home / 7,377,428.70-10,180,831.41-4,114,246.86

Finding the Fourth Proportional to 7,377,428.70, 10,180,831.41 and 4,114,246.86

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Solution

The fourth proportional to 7,377,428.70, 10,180,831.41 and 4,114,246.86 is: 5,677,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377,428.70 : 10,180,831.41 = 4,114,246.86 : x
  2. Step 2: Convert to fraction form
    7,377,428.70/10,180,831.41 = 4,114,246.86/x
  3. Step 3: Cross multiply
    7,377,428.70x = 10,180,831.41 × 4,114,246.86
  4. Step 4: Simplify right side
    7,377,428.70x = 41,886,453,660,781.88
  5. Step 5: Solve for x
    x = 41,886,453,660,781.88/7,377,428.70
  6. Step 6: Final answer
    x = 5,677,649.40

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1.5x scale

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.