Home / 7,153,648.44-10,730,475.54-1,762,403.82

Finding the Fourth Proportional to 7,153,648.44, 10,730,475.54 and 1,762,403.82

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Solution

The fourth proportional to 7,153,648.44, 10,730,475.54 and 1,762,403.82 is: 2,643,606.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153,648.44 : 10,730,475.54 = 1,762,403.82 : x
  2. Step 2: Convert to fraction form
    7,153,648.44/10,730,475.54 = 1,762,403.82/x
  3. Step 3: Cross multiply
    7,153,648.44x = 10,730,475.54 × 1,762,403.82
  4. Step 4: Simplify right side
    7,153,648.44x = 18,911,431,082,112.56
  5. Step 5: Solve for x
    x = 18,911,431,082,112.56/7,153,648.44
  6. Step 6: Final answer
    x = 2,643,606.44

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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.