Home / 12,097,397.20-18,146,095.80-8,696,174.80

Finding the Fourth Proportional to 12,097,397.20, 18,146,095.80 and 8,696,174.80

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Solution

The fourth proportional to 12,097,397.20, 18,146,095.80 and 8,696,174.80 is: 13,044,262.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,397.20 : 18,146,095.80 = 8,696,174.80 : x
  2. Step 2: Convert to fraction form
    12,097,397.20/18,146,095.80 = 8,696,174.80/x
  3. Step 3: Cross multiply
    12,097,397.20x = 18,146,095.80 × 8,696,174.80
  4. Step 4: Simplify right side
    12,097,397.20x = 157,801,621,014,345.88
  5. Step 5: Solve for x
    x = 157,801,621,014,345.88/12,097,397.20
  6. Step 6: Final answer
    x = 13,044,262.20

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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.