Home / 65,923,784.29-90,968,267.46-38,055,472.66

Finding the Fourth Proportional to 65,923,784.29, 90,968,267.46 and 38,055,472.66

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Solution

The fourth proportional to 65,923,784.29, 90,968,267.46 and 38,055,472.66 is: 52,512,768.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,923,784.29 : 90,968,267.46 = 38,055,472.66 : x
  2. Step 2: Convert to fraction form
    65,923,784.29/90,968,267.46 = 38,055,472.66/x
  3. Step 3: Cross multiply
    65,923,784.29x = 90,968,267.46 × 38,055,472.66
  4. Step 4: Simplify right side
    65,923,784.29x = 3,461,840,415,508,016.50
  5. Step 5: Solve for x
    x = 3,461,840,415,508,016.50/65,923,784.29
  6. Step 6: Final answer
    x = 52,512,768.38

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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.