Home / 51,106,823.60-76,660,235.40-30,699,489.20

Finding the Fourth Proportional to 51,106,823.60, 76,660,235.40 and 30,699,489.20

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Solution

The fourth proportional to 51,106,823.60, 76,660,235.40 and 30,699,489.20 is: 46,049,233.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,106,823.60 : 76,660,235.40 = 30,699,489.20 : x
  2. Step 2: Convert to fraction form
    51,106,823.60/76,660,235.40 = 30,699,489.20/x
  3. Step 3: Cross multiply
    51,106,823.60x = 76,660,235.40 × 30,699,489.20
  4. Step 4: Simplify right side
    51,106,823.60x = 2,353,430,068,731,758
  5. Step 5: Solve for x
    x = 2,353,430,068,731,758/51,106,823.60
  6. Step 6: Final answer
    x = 46,049,233.80

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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.