Home / 7,113,237.30-10,669,883.96-1,721,879.06

Finding the Fourth Proportional to 7,113,237.30, 10,669,883.96 and 1,721,879.06

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Solution

The fourth proportional to 7,113,237.30, 10,669,883.96 and 1,721,879.06 is: 2,582,825.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,237.30 : 10,669,883.96 = 1,721,879.06 : x
  2. Step 2: Convert to fraction form
    7,113,237.30/10,669,883.96 = 1,721,879.06/x
  3. Step 3: Cross multiply
    7,113,237.30x = 10,669,883.96 × 1,721,879.06
  4. Step 4: Simplify right side
    7,113,237.30x = 18,372,249,763,353.88
  5. Step 5: Solve for x
    x = 18,372,249,763,353.88/7,113,237.30
  6. Step 6: Final answer
    x = 2,582,825.37

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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.