Home / 6,631,854.36-9,947,781.51-1,839,543.63

Finding the Fourth Proportional to 6,631,854.36, 9,947,781.51 and 1,839,543.63

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Solution

The fourth proportional to 6,631,854.36, 9,947,781.51 and 1,839,543.63 is: 2,759,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,854.36 : 9,947,781.51 = 1,839,543.63 : x
  2. Step 2: Convert to fraction form
    6,631,854.36/9,947,781.51 = 1,839,543.63/x
  3. Step 3: Cross multiply
    6,631,854.36x = 9,947,781.51 × 1,839,543.63
  4. Step 4: Simplify right side
    6,631,854.36x = 18,299,378,109,352.28
  5. Step 5: Solve for x
    x = 18,299,378,109,352.28/6,631,854.36
  6. Step 6: Final answer
    x = 2,759,315.44

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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.