Home / 6,913,497.89-9,539,202.75-3,972,746.97

Finding the Fourth Proportional to 6,913,497.89, 9,539,202.75 and 3,972,746.97

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Solution

The fourth proportional to 6,913,497.89, 9,539,202.75 and 3,972,746.97 is: 5,481,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913,497.89 : 9,539,202.75 = 3,972,746.97 : x
  2. Step 2: Convert to fraction form
    6,913,497.89/9,539,202.75 = 3,972,746.97/x
  3. Step 3: Cross multiply
    6,913,497.89x = 9,539,202.75 × 3,972,746.97
  4. Step 4: Simplify right side
    6,913,497.89x = 37,896,838,821,278.17
  5. Step 5: Solve for x
    x = 37,896,838,821,278.17/6,913,497.89
  6. Step 6: Final answer
    x = 5,481,572.35

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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.