Home / 6,872,577.17-9,483,603.39-3,972,155.90

Finding the Fourth Proportional to 6,872,577.17, 9,483,603.39 and 3,972,155.90

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Solution

The fourth proportional to 6,872,577.17, 9,483,603.39 and 3,972,155.90 is: 5,481,255.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,577.17 : 9,483,603.39 = 3,972,155.90 : x
  2. Step 2: Convert to fraction form
    6,872,577.17/9,483,603.39 = 3,972,155.90/x
  3. Step 3: Cross multiply
    6,872,577.17x = 9,483,603.39 × 3,972,155.90
  4. Step 4: Simplify right side
    6,872,577.17x = 37,670,351,111,430.48
  5. Step 5: Solve for x
    x = 37,670,351,111,430.48/6,872,577.17
  6. Step 6: Final answer
    x = 5,481,255.46

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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.