Home / 13,784,358.55-20,678,783.85-4,069,953.58

Finding the Fourth Proportional to 13,784,358.55, 20,678,783.85 and 4,069,953.58

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Solution

The fourth proportional to 13,784,358.55, 20,678,783.85 and 4,069,953.58 is: 6,105,593.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784,358.55 : 20,678,783.85 = 4,069,953.58 : x
  2. Step 2: Convert to fraction form
    13,784,358.55/20,678,783.85 = 4,069,953.58/x
  3. Step 3: Cross multiply
    13,784,358.55x = 20,678,783.85 × 4,069,953.58
  4. Step 4: Simplify right side
    13,784,358.55x = 84,161,690,329,795.64
  5. Step 5: Solve for x
    x = 84,161,690,329,795.64/13,784,358.55
  6. Step 6: Final answer
    x = 6,105,593.52

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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.