Home / 51,105,795.40-76,658,693.10-36,698,422.60

Finding the Fourth Proportional to 51,105,795.40, 76,658,693.10 and 36,698,422.60

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Solution

The fourth proportional to 51,105,795.40, 76,658,693.10 and 36,698,422.60 is: 55,047,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,105,795.40 : 76,658,693.10 = 36,698,422.60 : x
  2. Step 2: Convert to fraction form
    51,105,795.40/76,658,693.10 = 36,698,422.60/x
  3. Step 3: Cross multiply
    51,105,795.40x = 76,658,693.10 × 36,698,422.60
  4. Step 4: Simplify right side
    51,105,795.40x = 2,813,253,115,347,504
  5. Step 5: Solve for x
    x = 2,813,253,115,347,504/51,105,795.40
  6. Step 6: Final answer
    x = 55,047,633.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.