Home / 7,279,273.96-10,910,056.02-5,149,971.88

Finding the Fourth Proportional to 7,279,273.96, 10,910,056.02 and 5,149,971.88

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Solution

The fourth proportional to 7,279,273.96, 10,910,056.02 and 5,149,971.88 is: 7,718,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279,273.96 : 10,910,056.02 = 5,149,971.88 : x
  2. Step 2: Convert to fraction form
    7,279,273.96/10,910,056.02 = 5,149,971.88/x
  3. Step 3: Cross multiply
    7,279,273.96x = 10,910,056.02 × 5,149,971.88
  4. Step 4: Simplify right side
    7,279,273.96x = 56,186,481,712,224.71
  5. Step 5: Solve for x
    x = 56,186,481,712,224.71/7,279,273.96
  6. Step 6: Final answer
    x = 7,718,693.10

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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.