Home / 19,321,636.20-26,666,380.62-12,466,061.88

Finding the Fourth Proportional to 19,321,636.20, 26,666,380.62 and 12,466,061.88

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Solution

The fourth proportional to 19,321,636.20, 26,666,380.62 and 12,466,061.88 is: 17,204,792.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,321,636.20 : 26,666,380.62 = 12,466,061.88 : x
  2. Step 2: Convert to fraction form
    19,321,636.20/26,666,380.62 = 12,466,061.88/x
  3. Step 3: Cross multiply
    19,321,636.20x = 26,666,380.62 × 12,466,061.88
  4. Step 4: Simplify right side
    19,321,636.20x = 332,424,750,924,552.81
  5. Step 5: Solve for x
    x = 332,424,750,924,552.81/19,321,636.20
  6. Step 6: Final answer
    x = 17,204,792.98

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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.