Home / 20,558,794.52-30,835,392.42-5,411,457.56

Finding the Fourth Proportional to 20,558,794.52, 30,835,392.42 and 5,411,457.56

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Solution

The fourth proportional to 20,558,794.52, 30,835,392.42 and 5,411,457.56 is: 8,116,449.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,558,794.52 : 30,835,392.42 = 5,411,457.56 : x
  2. Step 2: Convert to fraction form
    20,558,794.52/30,835,392.42 = 5,411,457.56/x
  3. Step 3: Cross multiply
    20,558,794.52x = 30,835,392.42 × 5,411,457.56
  4. Step 4: Simplify right side
    20,558,794.52x = 166,864,417,426,775.69
  5. Step 5: Solve for x
    x = 166,864,417,426,775.69/20,558,794.52
  6. Step 6: Final answer
    x = 8,116,449.50

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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.