Home / 65,623,403.88-90,557,539.92-37,744,009.02

Finding the Fourth Proportional to 65,623,403.88, 90,557,539.92 and 37,744,009.02

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Solution

The fourth proportional to 65,623,403.88, 90,557,539.92 and 37,744,009.02 is: 52,085,146.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,623,403.88 : 90,557,539.92 = 37,744,009.02 : x
  2. Step 2: Convert to fraction form
    65,623,403.88/90,557,539.92 = 37,744,009.02/x
  3. Step 3: Cross multiply
    65,623,403.88x = 90,557,539.92 × 37,744,009.02
  4. Step 4: Simplify right side
    65,623,403.88x = 3,418,004,603,569,490.50
  5. Step 5: Solve for x
    x = 3,418,004,603,569,490.50/65,623,403.88
  6. Step 6: Final answer
    x = 52,085,146.48

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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.