Home / 12,097,159.20-18,145,738.80-11,350,663.20

Finding the Fourth Proportional to 12,097,159.20, 18,145,738.80 and 11,350,663.20

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Solution

The fourth proportional to 12,097,159.20, 18,145,738.80 and 11,350,663.20 is: 17,025,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,159.20 : 18,145,738.80 = 11,350,663.20 : x
  2. Step 2: Convert to fraction form
    12,097,159.20/18,145,738.80 = 11,350,663.20/x
  3. Step 3: Cross multiply
    12,097,159.20x = 18,145,738.80 × 11,350,663.20
  4. Step 4: Simplify right side
    12,097,159.20x = 205,966,169,633,972.16
  5. Step 5: Solve for x
    x = 205,966,169,633,972.16/12,097,159.20
  6. Step 6: Final answer
    x = 17,025,994.80

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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.