Home / 65,739,404.45-90,717,058.66-35,969,408.23

Finding the Fourth Proportional to 65,739,404.45, 90,717,058.66 and 35,969,408.23

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Solution

The fourth proportional to 65,739,404.45, 90,717,058.66 and 35,969,408.23 is: 49,635,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,739,404.45 : 90,717,058.66 = 35,969,408.23 : x
  2. Step 2: Convert to fraction form
    65,739,404.45/90,717,058.66 = 35,969,408.23/x
  3. Step 3: Cross multiply
    65,739,404.45x = 90,717,058.66 × 35,969,408.23
  4. Step 4: Simplify right side
    65,739,404.45x = 3,263,038,916,515,929
  5. Step 5: Solve for x
    x = 3,263,038,916,515,929/65,739,404.45
  6. Step 6: Final answer
    x = 49,635,967.10

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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.