Home / 65,789,454.30-90,785,850.10-36,014,342.34

Finding the Fourth Proportional to 65,789,454.30, 90,785,850.10 and 36,014,342.34

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Solution

The fourth proportional to 65,789,454.30, 90,785,850.10 and 36,014,342.34 is: 49,697,823.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,789,454.30 : 90,785,850.10 = 36,014,342.34 : x
  2. Step 2: Convert to fraction form
    65,789,454.30/90,785,850.10 = 36,014,342.34/x
  3. Step 3: Cross multiply
    65,789,454.30x = 90,785,850.10 × 36,014,342.34
  4. Step 4: Simplify right side
    65,789,454.30x = 3,269,592,685,129,323.50
  5. Step 5: Solve for x
    x = 3,269,592,685,129,323.50/65,789,454.30
  6. Step 6: Final answer
    x = 49,697,823.46

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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.