Home / 65,856,266.25-90,881,647.43-36,882,890.25

Finding the Fourth Proportional to 65,856,266.25, 90,881,647.43 and 36,882,890.25

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Solution

The fourth proportional to 65,856,266.25, 90,881,647.43 and 36,882,890.25 is: 50,898,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,856,266.25 : 90,881,647.43 = 36,882,890.25 : x
  2. Step 2: Convert to fraction form
    65,856,266.25/90,881,647.43 = 36,882,890.25/x
  3. Step 3: Cross multiply
    65,856,266.25x = 90,881,647.43 × 36,882,890.25
  4. Step 4: Simplify right side
    65,856,266.25x = 3,351,977,827,715,470
  5. Step 5: Solve for x
    x = 3,351,977,827,715,470/65,856,266.25
  6. Step 6: Final answer
    x = 50,898,388.55

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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.