Home / 18,144,586.34-27,207,429.48-8,557,390.70

Finding the Fourth Proportional to 18,144,586.34, 27,207,429.48 and 8,557,390.70

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Solution

The fourth proportional to 18,144,586.34, 27,207,429.48 and 8,557,390.70 is: 12,831,629.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,586.34 : 27,207,429.48 = 8,557,390.70 : x
  2. Step 2: Convert to fraction form
    18,144,586.34/27,207,429.48 = 8,557,390.70/x
  3. Step 3: Cross multiply
    18,144,586.34x = 27,207,429.48 × 8,557,390.70
  4. Step 4: Simplify right side
    18,144,586.34x = 232,824,604,003,057.81
  5. Step 5: Solve for x
    x = 232,824,604,003,057.81/18,144,586.34
  6. Step 6: Final answer
    x = 12,831,629.21

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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.