Home / 10,902,051.10-16,353,076.65-7,500,828.70

Finding the Fourth Proportional to 10,902,051.10, 16,353,076.65 and 7,500,828.70

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Solution

The fourth proportional to 10,902,051.10, 16,353,076.65 and 7,500,828.70 is: 11,251,243.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,051.10 : 16,353,076.65 = 7,500,828.70 : x
  2. Step 2: Convert to fraction form
    10,902,051.10/16,353,076.65 = 7,500,828.70/x
  3. Step 3: Cross multiply
    10,902,051.10x = 16,353,076.65 × 7,500,828.70
  4. Step 4: Simplify right side
    10,902,051.10x = 122,661,626,669,619.86
  5. Step 5: Solve for x
    x = 122,661,626,669,619.86/10,902,051.10
  6. Step 6: Final answer
    x = 11,251,243.05

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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.