Home / 13,648,055.49-20,461,971.06-6,451,179.84

Finding the Fourth Proportional to 13,648,055.49, 20,461,971.06 and 6,451,179.84

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Solution

The fourth proportional to 13,648,055.49, 20,461,971.06 and 6,451,179.84 is: 9,671,989.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,648,055.49 : 20,461,971.06 = 6,451,179.84 : x
  2. Step 2: Convert to fraction form
    13,648,055.49/20,461,971.06 = 6,451,179.84/x
  3. Step 3: Cross multiply
    13,648,055.49x = 20,461,971.06 × 6,451,179.84
  4. Step 4: Simplify right side
    13,648,055.49x = 132,003,855,188,935.42
  5. Step 5: Solve for x
    x = 132,003,855,188,935.42/13,648,055.49
  6. Step 6: Final answer
    x = 9,671,989.92

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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.