Home / 67,179,234.60-100,768,851.90-21,773,615.40

Finding the Fourth Proportional to 67,179,234.60, 100,768,851.90 and 21,773,615.40

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Solution

The fourth proportional to 67,179,234.60, 100,768,851.90 and 21,773,615.40 is: 32,660,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,179,234.60 : 100,768,851.90 = 21,773,615.40 : x
  2. Step 2: Convert to fraction form
    67,179,234.60/100,768,851.90 = 21,773,615.40/x
  3. Step 3: Cross multiply
    67,179,234.60x = 100,768,851.90 × 21,773,615.40
  4. Step 4: Simplify right side
    67,179,234.60x = 2,194,102,225,570,159.25
  5. Step 5: Solve for x
    x = 2,194,102,225,570,159.25/67,179,234.60
  6. Step 6: Final answer
    x = 32,660,423.10

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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.