Home / 65,527,219.85-90,429,485.19-35,759,789.90

Finding the Fourth Proportional to 65,527,219.85, 90,429,485.19 and 35,759,789.90

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Solution

The fourth proportional to 65,527,219.85, 90,429,485.19 and 35,759,789.90 is: 49,349,558.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,527,219.85 : 90,429,485.19 = 35,759,789.90 : x
  2. Step 2: Convert to fraction form
    65,527,219.85/90,429,485.19 = 35,759,789.90/x
  3. Step 3: Cross multiply
    65,527,219.85x = 90,429,485.19 × 35,759,789.90
  4. Step 4: Simplify right side
    65,527,219.85x = 3,233,739,390,707,414.50
  5. Step 5: Solve for x
    x = 3,233,739,390,707,414.50/65,527,219.85
  6. Step 6: Final answer
    x = 49,349,558.83

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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.