Home / 65,228,957.48-90,016,019.24-35,860,789.71

Finding the Fourth Proportional to 65,228,957.48, 90,016,019.24 and 35,860,789.71

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Solution

The fourth proportional to 65,228,957.48, 90,016,019.24 and 35,860,789.71 is: 49,487,921.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,228,957.48 : 90,016,019.24 = 35,860,789.71 : x
  2. Step 2: Convert to fraction form
    65,228,957.48/90,016,019.24 = 35,860,789.71/x
  3. Step 3: Cross multiply
    65,228,957.48x = 90,016,019.24 × 35,860,789.71
  4. Step 4: Simplify right side
    65,228,957.48x = 3,228,045,536,496,954
  5. Step 5: Solve for x
    x = 3,228,045,536,496,954/65,228,957.48
  6. Step 6: Final answer
    x = 49,487,921.64

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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.