Home / 13,786,269.40-20,680,325.70-4,688,234.20

Finding the Fourth Proportional to 13,786,269.40, 20,680,325.70 and 4,688,234.20

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Solution

The fourth proportional to 13,786,269.40, 20,680,325.70 and 4,688,234.20 is: 7,032,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,786,269.40 : 20,680,325.70 = 4,688,234.20 : x
  2. Step 2: Convert to fraction form
    13,786,269.40/20,680,325.70 = 4,688,234.20/x
  3. Step 3: Cross multiply
    13,786,269.40x = 20,680,325.70 × 4,688,234.20
  4. Step 4: Simplify right side
    13,786,269.40x = 96,954,210,213,878.94
  5. Step 5: Solve for x
    x = 96,954,210,213,878.94/13,786,269.40
  6. Step 6: Final answer
    x = 7,032,664.70

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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.