Home / 6,849,422.40-9,452,355.57-3,909,180.48

Finding the Fourth Proportional to 6,849,422.40, 9,452,355.57 and 3,909,180.48

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Solution

The fourth proportional to 6,849,422.40, 9,452,355.57 and 3,909,180.48 is: 5,394,756.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849,422.40 : 9,452,355.57 = 3,909,180.48 : x
  2. Step 2: Convert to fraction form
    6,849,422.40/9,452,355.57 = 3,909,180.48/x
  3. Step 3: Cross multiply
    6,849,422.40x = 9,452,355.57 × 3,909,180.48
  4. Step 4: Simplify right side
    6,849,422.40x = 36,950,963,884,263.27
  5. Step 5: Solve for x
    x = 36,950,963,884,263.27/6,849,422.40
  6. Step 6: Final answer
    x = 5,394,756.19

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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.