Home / 14,234,671.69-21,347,591.41-5,135,586.40

Finding the Fourth Proportional to 14,234,671.69, 21,347,591.41 and 5,135,586.40

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Solution

The fourth proportional to 14,234,671.69, 21,347,591.41 and 5,135,586.40 is: 7,701,786.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,671.69 : 21,347,591.41 = 5,135,586.40 : x
  2. Step 2: Convert to fraction form
    14,234,671.69/21,347,591.41 = 5,135,586.40/x
  3. Step 3: Cross multiply
    14,234,671.69x = 21,347,591.41 × 5,135,586.40
  4. Step 4: Simplify right side
    14,234,671.69x = 109,632,400,151,056.80
  5. Step 5: Solve for x
    x = 109,632,400,151,056.80/14,234,671.69
  6. Step 6: Final answer
    x = 7,701,786.35

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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.