Home / 14,658,005.42-20,228,419.77-8,042,592.14

Finding the Fourth Proportional to 14,658,005.42, 20,228,419.77 and 8,042,592.14

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Solution

The fourth proportional to 14,658,005.42, 20,228,419.77 and 8,042,592.14 is: 11,098,981.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658,005.42 : 20,228,419.77 = 8,042,592.14 : x
  2. Step 2: Convert to fraction form
    14,658,005.42/20,228,419.77 = 8,042,592.14/x
  3. Step 3: Cross multiply
    14,658,005.42x = 20,228,419.77 × 8,042,592.14
  4. Step 4: Simplify right side
    14,658,005.42x = 162,688,929,705,467.56
  5. Step 5: Solve for x
    x = 162,688,929,705,467.56/14,658,005.42
  6. Step 6: Final answer
    x = 11,098,981.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.