Home / 51,441,481.52-70,956,953.84-30,518,701.44

Finding the Fourth Proportional to 51,441,481.52, 70,956,953.84 and 30,518,701.44

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Solution

The fourth proportional to 51,441,481.52, 70,956,953.84 and 30,518,701.44 is: 42,096,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,441,481.52 : 70,956,953.84 = 30,518,701.44 : x
  2. Step 2: Convert to fraction form
    51,441,481.52/70,956,953.84 = 30,518,701.44/x
  3. Step 3: Cross multiply
    51,441,481.52x = 70,956,953.84 × 30,518,701.44
  4. Step 4: Simplify right side
    51,441,481.52x = 2,165,514,089,334,821.75
  5. Step 5: Solve for x
    x = 2,165,514,089,334,821.75/51,441,481.52
  6. Step 6: Final answer
    x = 42,096,650.90

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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.