Home / 7,222,748.56-10,830,973.21-2,731,875.28

Finding the Fourth Proportional to 7,222,748.56, 10,830,973.21 and 2,731,875.28

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Solution

The fourth proportional to 7,222,748.56, 10,830,973.21 and 2,731,875.28 is: 4,096,621.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222,748.56 : 10,830,973.21 = 2,731,875.28 : x
  2. Step 2: Convert to fraction form
    7,222,748.56/10,830,973.21 = 2,731,875.28/x
  3. Step 3: Cross multiply
    7,222,748.56x = 10,830,973.21 × 2,731,875.28
  4. Step 4: Simplify right side
    7,222,748.56x = 29,588,867,970,741.25
  5. Step 5: Solve for x
    x = 29,588,867,970,741.25/7,222,748.56
  6. Step 6: Final answer
    x = 4,096,621.63

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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.