Home / 12,228,064.60-18,353,906.70-7,445,095.60

Finding the Fourth Proportional to 12,228,064.60, 18,353,906.70 and 7,445,095.60

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Solution

The fourth proportional to 12,228,064.60, 18,353,906.70 and 7,445,095.60 is: 11,174,833.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228,064.60 : 18,353,906.70 = 7,445,095.60 : x
  2. Step 2: Convert to fraction form
    12,228,064.60/18,353,906.70 = 7,445,095.60/x
  3. Step 3: Cross multiply
    12,228,064.60x = 18,353,906.70 × 7,445,095.60
  4. Step 4: Simplify right side
    12,228,064.60x = 136,646,590,014,980.50
  5. Step 5: Solve for x
    x = 136,646,590,014,980.50/12,228,064.60
  6. Step 6: Final answer
    x = 11,174,833.83

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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.