Home / 5,651,649.10-7,819,813.48-4,928,005.90

Finding the Fourth Proportional to 5,651,649.10, 7,819,813.48 and 4,928,005.90

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Solution

The fourth proportional to 5,651,649.10, 7,819,813.48 and 4,928,005.90 is: 6,818,556.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651,649.10 : 7,819,813.48 = 4,928,005.90 : x
  2. Step 2: Convert to fraction form
    5,651,649.10/7,819,813.48 = 4,928,005.90/x
  3. Step 3: Cross multiply
    5,651,649.10x = 7,819,813.48 × 4,928,005.90
  4. Step 4: Simplify right side
    5,651,649.10x = 38,536,086,966,339.54
  5. Step 5: Solve for x
    x = 38,536,086,966,339.54/5,651,649.10
  6. Step 6: Final answer
    x = 6,818,556.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.