Home / 13,762,423.40-20,636,636.70-8,084,388.20

Finding the Fourth Proportional to 13,762,423.40, 20,636,636.70 and 8,084,388.20

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Solution

The fourth proportional to 13,762,423.40, 20,636,636.70 and 8,084,388.20 is: 12,122,471.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,762,423.40 : 20,636,636.70 = 8,084,388.20 : x
  2. Step 2: Convert to fraction form
    13,762,423.40/20,636,636.70 = 8,084,388.20/x
  3. Step 3: Cross multiply
    13,762,423.40x = 20,636,636.70 × 8,084,388.20
  4. Step 4: Simplify right side
    13,762,423.40x = 166,834,582,225,166.94
  5. Step 5: Solve for x
    x = 166,834,582,225,166.94/13,762,423.40
  6. Step 6: Final answer
    x = 12,122,471.27

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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.